Collection: Screws - Thumb

Screws -> Thumb

There are 65 products in the sub-categories of Screws - Thumb. Scroll down or follow the link to Screws - Thumb in the products table to see all these items combined into a handy table with filters. To narrow down the selection, please choose a sub-category from the links below.

Category Details

This category includes various types of thumb screws.
  • An expanded range may be available on special order. Please enquire.
Screws - Thumb

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Screws - Thumb category on the MBA Minibearings main store.
Thread Size (A) Thread Length (B) Overall Length (D) Head Diameter (E) Head Height (D) Indicative
Image
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm Knurled - Stainless Steel Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
14.29
mm

(Equiv. 0.563 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS028C-010-K-3 (Each)
3 Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.01 AUD
Regular price $8.41 AUD Sale price $7.01 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

3 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A) Thread Length (B) Overall Length (D) Indicative
Image
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm Knurled - Stainless Steel Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
14.29
mm

(Equiv. 0.563 in.)
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS028C-010-K-3 (Each)
3 Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.01 AUD
Regular price $8.41 AUD Sale price $7.01 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

3 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm Knurled - Stainless Steel Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
11.11
mm

(Equiv. 0.437 in.)
Overall Length (D)
19.05
mm

(Equiv. 0.75 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-011-K-SS-WF (Each)
5 Available Now | Further orders can be expected around Wed, Feb 04, 2026
Regular price $8.77 AUD
Regular price $10.53 AUD Sale price $8.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm Knurled - Stainless Steel Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
11.11
mm

(Equiv. 0.437 in.)
Overall Length (D)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-011-K-SS-WF (Each)
5 Available Now | Further orders can be expected around Wed, Feb 04, 2026
Regular price $8.77 AUD
Regular price $10.53 AUD Sale price $8.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. Backorder if more than 5.
Thumb Screws - 4-40 UNC - 2.85mm - 12.7x17.46 mm Knurled - Brass Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
17.46
mm

(Equiv. 0.687 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC - 2.85mm - 12.7x17.46 mm Knurled - Brass
Material: Brass    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS028C-013-K-BZ (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $9.00 AUD
Regular price $17.10 AUD Sale price $9.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 4-40 UNC - 2.85mm - 12.7x17.46 mm Knurled - Brass Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
17.46
mm

(Equiv. 0.687 in.)
Thumb Screws - 4-40 UNC - 2.85mm - 12.7x17.46 mm Knurled - Brass
Material: Brass    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS028C-013-K-BZ (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $9.00 AUD
Regular price $17.10 AUD Sale price $9.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
26.19
mm

(Equiv. 1.031 in.)
Head Diameter (E)
7.94
mm
Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS028C-019-K-NY-WF (PK-10)
3 units (30 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (30 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
26.19
mm

(Equiv. 1.031 in.)
Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)    Head Diameter (E): 7.94 mm   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS028C-019-K-NY-WF (PK-10)
3 units (30 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (30 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
34.93
mm

(Equiv. 1.375 in.)
Head Diameter (E)
4.76
mm
Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS028C-025-K-3-P (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $15.41 AUD
Regular price Sale price $15.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
4-40 UNC (2.85mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
34.93
mm

(Equiv. 1.375 in.)
Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 4.76 mm   
Category: Screws - Thumb - Knurled
Part Number: THS028C-025-K-3-P (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $15.41 AUD
Regular price Sale price $15.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm Knurled - Stainless Steel Screw
Thread Size (A)
M3 (3x0.5mm)

Thread Length (B)
6.00
mm

(Equiv. 0.236 in.)
Overall Length (D)
10.50
mm

(Equiv. 0.413 in.)
Head Diameter (E)
12.00
mm
Head Height (D)
4.50
mm
Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS030M-006-K-3 (PK-2)
1 pack (2 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $11.87 AUD
Regular price $22.56 AUD Sale price $11.87 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (2 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm Knurled - Stainless Steel Screw
Thread Size (A)
M3 (3x0.5mm)

Thread Length (B)
6.00
mm

(Equiv. 0.236 in.)
Overall Length (D)
10.50
mm

(Equiv. 0.413 in.)
Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 12.00 mm    Head Height (D): 4.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS030M-006-K-3 (PK-2)
1 pack (2 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $11.87 AUD
Regular price $22.56 AUD Sale price $11.87 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (2 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M3 (3x0.5mm)

Thread Length (B)
10.00
mm

(Equiv. 0.394 in.)
Overall Length (D)
12.50
mm

(Equiv. 0.492 in.)
Head Diameter (E)
12.00
mm
Head Height (D)
2.50
mm
Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-010-K-3 (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $9.41 AUD
Regular price Sale price $9.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M3 (3x0.5mm)

Thread Length (B)
10.00
mm

(Equiv. 0.394 in.)
Overall Length (D)
12.50
mm

(Equiv. 0.492 in.)
Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 12.00 mm    Head Height (D): 2.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-010-K-3 (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $9.41 AUD
Regular price Sale price $9.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 9.53x17.46 mm Knurled - Stainless Steel Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
17.46
mm

(Equiv. 0.687 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC - 3.5mm - 9.53x17.46 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-SS-WF (Each)
5 Available Now | Further orders can be expected around Wed, Feb 04, 2026
Regular price $8.68 AUD
Regular price $10.42 AUD Sale price $8.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Thumb Screws - 6-32 UNC - 3.5mm - 9.53x17.46 mm Knurled - Stainless Steel Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
17.46
mm

(Equiv. 0.687 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 9.53x17.46 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-SS-WF (Each)
5 Available Now | Further orders can be expected around Wed, Feb 04, 2026
Regular price $8.68 AUD
Regular price $10.42 AUD Sale price $8.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. Backorder if more than 5.
Thumb Screws - 6-32 UNC - 3.5mm - 10.3x18.26 mm Knurled - Brass Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
10.30
mm

(Equiv. 0.406 in.)
Overall Length (D)
18.26
mm

(Equiv. 0.719 in.)
Head Diameter (E)
11.11
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC - 3.5mm - 10.3x18.26 mm Knurled - Brass
Material: Brass    Finish: Nickel Plated   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-BN-WF (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 04, 2026
Regular price $73.86 AUD
Regular price Sale price $73.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 10.3x18.26 mm Knurled - Brass Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
10.30
mm

(Equiv. 0.406 in.)
Overall Length (D)
18.26
mm

(Equiv. 0.719 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 10.3x18.26 mm Knurled - Brass
Material: Brass    Head Diameter (E): 11.11 mm    Head Height (D): 4.76 mm    Finish: Nickel Plated   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-BN-WF (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 04, 2026
Regular price $73.86 AUD
Regular price Sale price $73.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
11.11
mm

(Equiv. 0.437 in.)
Overall Length (D)
19.05
mm

(Equiv. 0.75 in.)
Head Diameter (E)
11.11
mm
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Shoulder
Part Number: THS035C-019-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $12.14 AUD
Regular price Sale price $12.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
11.11
mm

(Equiv. 0.437 in.)
Overall Length (D)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 11.11 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS035C-019-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $12.14 AUD
Regular price Sale price $12.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Knurled - Aluminium Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
11.11
mm

(Equiv. 0.437 in.)
Overall Length (D)
19.05
mm

(Equiv. 0.75 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Knurled - Aluminium
Material: Aluminium    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-011-K-AL-WF (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 04, 2026
Regular price $11.05 AUD
Regular price Sale price $11.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Knurled - Aluminium Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
11.11
mm

(Equiv. 0.437 in.)
Overall Length (D)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 11.11x19.05 mm Knurled - Aluminium
Material: Aluminium    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-011-K-AL-WF (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 04, 2026
Regular price $11.05 AUD
Regular price Sale price $11.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 6-32 UNC - 3.5mm - 25.4x32.54 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
32.54
mm

(Equiv. 1.281 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 25.4x32.54 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS035C-025-K-NY-WF (PK-10)
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 6-32 UNC - 3.5mm - 25.4x32.54 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
6-32 UNC (3.5mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
32.54
mm

(Equiv. 1.281 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 25.4x32.54 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS035C-025-K-NY-WF (PK-10)
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - M4 - 4x0.7mm - 8x13 mm Knurled - Steel Zinc Plated Screw
Thread Size (A)
M4 (4x0.7mm)

Thread Length (B)
8.00
mm
+/- 0.20
(Equiv. 0.315 in.)
Overall Length (D)
13.00
mm
+ / - 0.40
(Equiv. 0.512 in.)
Head Diameter (E)
15.50
mm
+/- 0.50
Head Height (D)
5.00
mm
+/- 0.20
Thumb Screws - M4 - 4x0.7mm - 8x13 mm Knurled - Steel Zinc Plated
Material: Steel Zinc Plated    Finish: Zinc Plated   
Category: Screws - Thumb - Knurled
Part Number: THS040M-008-K-Z (PK-10)
192 units (1920 pcs) Available Now | Further orders can be expected around Sat, Feb 28, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 192 available can be backordered.
Thumb Screws - M4 - 4x0.7mm - 8x13 mm Knurled - Steel Zinc Plated Screw
Thread Size (A)
M4 (4x0.7mm)

Thread Length (B)
8.00
mm
+/- 0.20
(Equiv. 0.315 in.)
Overall Length (D)
13.00
mm
+ / - 0.40
(Equiv. 0.512 in.)
Thumb Screws - M4 - 4x0.7mm - 8x13 mm Knurled - Steel Zinc Plated
Material: Steel Zinc Plated    Head Diameter (E): 15.50 mm +/- 0.50    Head Height (D): 5.00 mm +/- 0.20   Finish: Zinc Plated   
Category: Screws - Thumb - Knurled
Part Number: THS040M-008-K-Z (PK-10)
192 units (1920 pcs) Available Now | Further orders can be expected around Sat, Feb 28, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

192 units (1920 pcs) Available Now. Backorder if more than 192.
Thumb Screws - M4 - 4x0.7mm - 8x13.5 mm Knurled - Stainless Steel Screw
Thread Size (A)
M4 (4x0.7mm)

Thread Length (B)
8.00
mm

(Equiv. 0.315 in.)
Overall Length (D)
13.50
mm

(Equiv. 0.531 in.)
Head Diameter (E)
16.00
mm
Head Height (D)
5.50
mm
Thumb Screws - M4 - 4x0.7mm - 8x13.5 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS040M-008-K-3 (PK-2)
1 pack (2 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $15.60 AUD
Regular price $29.64 AUD Sale price $15.60 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (2 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - M4 - 4x0.7mm - 8x13.5 mm Knurled - Stainless Steel Screw
Thread Size (A)
M4 (4x0.7mm)

Thread Length (B)
8.00
mm

(Equiv. 0.315 in.)
Overall Length (D)
13.50
mm

(Equiv. 0.531 in.)
Thumb Screws - M4 - 4x0.7mm - 8x13.5 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 16.00 mm    Head Height (D): 5.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS040M-008-K-3 (PK-2)
1 pack (2 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $15.60 AUD
Regular price $29.64 AUD Sale price $15.60 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (2 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
14.29
mm

(Equiv. 0.563 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3 (Each)
2 Available Now | Further orders can be expected around Wed, Feb 04, 2026
Regular price $20.95 AUD
Regular price Sale price $20.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
14.29
mm

(Equiv. 0.563 in.)
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3 (Each)
2 Available Now | Further orders can be expected around Wed, Feb 04, 2026
Regular price $20.95 AUD
Regular price Sale price $20.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2 Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
14.29
mm

(Equiv. 0.563 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2
Material: NYLATRON GS (PA66 + MoS2)   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-NY (Each)
8 Available Now | Further orders can be expected around Mon, Jan 19, 2026
Regular price $6.68 AUD
Regular price $8.02 AUD Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 8 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2 Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
14.29
mm

(Equiv. 0.563 in.)
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2
Material: NYLATRON GS (PA66 + MoS2)    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-NY (Each)
8 Available Now | Further orders can be expected around Mon, Jan 19, 2026
Regular price $6.68 AUD
Regular price $8.02 AUD Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

8 Available Now. Backorder if more than 8.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
15.88
mm

(Equiv. 0.625 in.)
Head Diameter (E)
9.53
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3-N (Each)
2 Available Now | Further orders can be expected around Mon, Jan 19, 2026
Regular price $8.05 AUD
Regular price $9.65 AUD Sale price $8.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
9.53
mm

(Equiv. 0.375 in.)
Overall Length (D)
15.88
mm

(Equiv. 0.625 in.)
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3-N (Each)
2 Available Now | Further orders can be expected around Mon, Jan 19, 2026
Regular price $8.05 AUD
Regular price $9.65 AUD Sale price $8.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 8-32 UNC - 4.17mm - 19.05 - - Nylon Tip - Carbon Steel Zinc Plated Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 8-32 UNC - 4.17mm - 19.05  Nylon Tip - Carbon Steel Zinc Plated
Material: Carbon Steel Zinc Plated    Finish: Zinc Plated   
Category: Screws - Thumb - Nylon Tip
Deleted Item. Available while stocks last.
Part Number: THS042C-019-F-CZ-NT (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $12.00 AUD
Regular price $22.80 AUD Sale price $12.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 8-32 UNC - 4.17mm - 19.05 - - Nylon Tip - Carbon Steel Zinc Plated Screw
Thread Size (A)
8-32 UNC (4.17mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 8-32 UNC - 4.17mm - 19.05  Nylon Tip - Carbon Steel Zinc Plated
Material: Carbon Steel Zinc Plated    Finish: Zinc Plated   
Category: Screws - Thumb - Nylon Tip
Deleted Item. Available while stocks last.
Part Number: THS042C-019-F-CZ-NT (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $12.00 AUD
Regular price $22.80 AUD Sale price $12.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 10-24 UNC - 4.76mm - 19.05 - - Dog Point - Steel Screw
Thread Size (A)
10-24 UNC (4.76mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 10-24 UNC - 4.76mm - 19.05  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS048C-019-K-CS-DP (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $27.50 AUD
Regular price Sale price $27.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 10-24 UNC - 4.76mm - 19.05 - - Dog Point - Steel Screw
Thread Size (A)
10-24 UNC (4.76mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 10-24 UNC - 4.76mm - 19.05  Dog Point - Steel
Material: Steel    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS048C-019-K-CS-DP (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $27.50 AUD
Regular price Sale price $27.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 10-24 UNC - 4.76mm - 38.1 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
10-24 UNC (4.76mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Head Diameter (E)
15.88
mm
Head Height (D)
4.76
mm
Thumb Screws - 10-24 UNC - 4.76mm - 38.1  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS048C-038-K-CS-FT (Each)
1 Available Now | Further orders can be expected around Mon, Jan 19, 2026
Regular price $8.77 AUD
Regular price $10.53 AUD Sale price $8.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Thumb Screws - 10-24 UNC - 4.76mm - 38.1 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
10-24 UNC (4.76mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 10-24 UNC - 4.76mm - 38.1  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 15.88 mm    Head Height (D): 4.76 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS048C-038-K-CS-FT (Each)
1 Available Now | Further orders can be expected around Mon, Jan 19, 2026
Regular price $8.77 AUD
Regular price $10.53 AUD Sale price $8.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel Screw
Thread Size (A)
3/16-24 BSW (4.76mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
30.40
mm

(Equiv. 1.197 in.)
Head Diameter (E)
13.70
mm
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Deleted Item. Available while stocks last.
Part Number: THS048W-019-F-CS (PK-10)
12 units (120 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $2.89 AUD
Regular price $10.28 AUD Sale price $2.89 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

12 units (120 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel Screw
Thread Size (A)
3/16-24 BSW (4.76mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
30.40
mm

(Equiv. 1.197 in.)
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel
Material: Steel    Head Diameter (E): 13.70 mm    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Deleted Item. Available while stocks last.
Part Number: THS048W-019-F-CS (PK-10)
12 units (120 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $2.89 AUD
Regular price $10.28 AUD Sale price $2.89 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

12 units (120 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 10-32 UNF - 4.76mm - 12.7x16.28 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
16.28
mm

(Equiv. 0.641 in.)
Thumb Screws - 10-32 UNF - 4.76mm - 12.7x16.28 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS048F-013-K-NY-WF (PK-10)
5 units (50 pcs) Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 10-32 UNF - 4.76mm - 12.7x16.28 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
16.28
mm

(Equiv. 0.641 in.)
Thumb Screws - 10-32 UNF - 4.76mm - 12.7x16.28 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS048F-013-K-NY-WF (PK-10)
5 units (50 pcs) Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 10-32 UNF - 4.76mm - 14.29x22.23 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
14.29
mm

(Equiv. 0.563 in.)
Overall Length (D)
22.23
mm

(Equiv. 0.875 in.)
Head Diameter (E)
12.70
mm
Thumb Screws - 10-32 UNF - 4.76mm - 14.29x22.23 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Shoulder
Part Number: THS048F-022-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $15.50 AUD
Regular price Sale price $15.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 10-32 UNF - 4.76mm - 14.29x22.23 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
14.29
mm

(Equiv. 0.563 in.)
Overall Length (D)
22.23
mm

(Equiv. 0.875 in.)
Thumb Screws - 10-32 UNF - 4.76mm - 14.29x22.23 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 12.70 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS048F-022-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $15.50 AUD
Regular price Sale price $15.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 10-32 UNF - 4.76mm - 22.23x42.86 mm Half Turn - Steel Screw
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
22.23
mm

(Equiv. 0.875 in.)
Overall Length (D)
42.86
mm

(Equiv. 1.687 in.)
Head Diameter (E)
19.05 / 4.76
mm
Thumb Screws - 10-32 UNF - 4.76mm - 22.23x42.86 mm Half Turn - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Half Turn
Part Number: THS048F-022-H-CB (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $117.32 AUD
Regular price Sale price $117.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 10-32 UNF - 4.76mm - 22.23x42.86 mm Half Turn - Steel Screw
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
22.23
mm

(Equiv. 0.875 in.)
Overall Length (D)
42.86
mm

(Equiv. 1.687 in.)
Thumb Screws - 10-32 UNF - 4.76mm - 22.23x42.86 mm Half Turn - Steel
Material: Steel    Head Diameter (E): 19.05 / 4.76 mm    Finish: Black Oxide   
Category: Screws - Thumb - Half Turn
Part Number: THS048F-022-H-CB (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $117.32 AUD
Regular price Sale price $117.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.