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Collection: Keysteel Lengths - Square - Stainless Steel

Keysteel Lengths (With Images)

Square

Brass
Carbon Steel
Stainless Steel
Zinc Plated

136 Products in this selection

303, 304 and 316 grade key steel. Square stainless steel bar that can be used for keysteel or for small construction projects.
Use oversized for replacing keys where the keyway may be slightly worn - standard aftermarket keysteel
Use undersized for manufacturing and new applications where the keyway tolerances can be controlled

Additional resources:
Keysteel Catalogue PDF

Width (s1)	Height (s2)	Length (L)	Indicative Image
2.000 mm + 0 / - 0.076	2.000 mm + 0 / - 0.076	300 mm + 8.0 / - 3.2
Material: Stainless Steel 316 (Similar to A4, 18-10) Tolerance Type: Standard Undersized
Part Number: 4R-0020-0300-KS6U (5 Pcs) Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $28.86 AUD Regular price Sale price $28.86 AUD Unit price per Per 5 View the product page first if you are unsure ->
Width (s1)	Height (s2)	Length (L)	Indicative Image
2.000 mm + 0 / - 0.076	2.000 mm + 0 / - 0.076	300 mm + 8.0 / - 3.2
Material: Stainless Steel 316 (Similar to A4, 18-10) Tolerance Type: Standard Undersized
Part Number: 4R-0020-0300-KS6U (5 Pcs) Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $28.86 AUD Regular price Sale price $28.86 AUD Unit price per Per 5 View the product page first if you are unsure.
4R-0020-0300-KS6U (5 Pcs) --- Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Stainless Steel 316 (Similar to A4, 18-10) 4R-0020-0300-KS6U (5 Pcs) --- Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Stainless Steel 316 (Similar to A4, 18-10) Regular price $28.86 AUD Regular price Sale price $28.86 AUD Unit price per Out of stock! Backorder Now
2.000 mm + 0 / - 0.051	2.000 mm + 0 / - 0.051	300 mm + 8.0 / - 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0020-0300-KS3U Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $7.95 AUD Regular price Sale price $7.95 AUD Unit price per Each View the product page first if you are unsure ->
2.000 mm + 0 / - 0.051	2.000 mm + 0 / - 0.051	300 mm + 8.0 / - 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0020-0300-KS3U Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $7.95 AUD Regular price Sale price $7.95 AUD Unit price per Each View the product page first if you are unsure.
4R-0020-0300-KS3U --- Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Stainless Steel 303 (Similar to A2, 304, 18-8) 4R-0020-0300-KS3U --- Square Keysteel Lengths - 2 mm x 2 mm x 300 mm Stainless Steel 303 (Similar to A2, 304, 18-8) Regular price $7.95 AUD Regular price Sale price $7.95 AUD Unit price per Out of stock! Backorder Now
2.000 mm + 0 / - 0.051	2.000 mm + 0 / - 0.051	1000 mm +/- 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0020-1000-KS3U Square Keysteel Lengths - 2 mm x 2 mm x 1000 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $11.32 AUD Regular price Sale price $11.32 AUD Unit price per Each View the product page first if you are unsure ->
2.000 mm + 0 / - 0.051	2.000 mm + 0 / - 0.051	1000 mm +/- 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0020-1000-KS3U Square Keysteel Lengths - 2 mm x 2 mm x 1000 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $11.32 AUD Regular price Sale price $11.32 AUD Unit price per Each View the product page first if you are unsure.
4R-0020-1000-KS3U --- Square Keysteel Lengths - 2 mm x 2 mm x 1000 mm Stainless Steel 303 (Similar to A2, 304, 18-8) 4R-0020-1000-KS3U --- Square Keysteel Lengths - 2 mm x 2 mm x 1000 mm Stainless Steel 303 (Similar to A2, 304, 18-8) Regular price $11.32 AUD Regular price Sale price $11.32 AUD Unit price per Out of stock! Backorder Now
2.381 mm + 0 / - 0.051	2.381 mm + 0 / - 0.051	300 mm + 8.0 / - 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0024-0300-KS3U Square Keysteel Lengths - 2.381 mm x 2.381 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $47.05 AUD Regular price Sale price $47.05 AUD Unit price per Each View the product page first if you are unsure ->
2.381 mm + 0 / - 0.051	2.381 mm + 0 / - 0.051	300 mm + 8.0 / - 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0024-0300-KS3U Square Keysteel Lengths - 2.381 mm x 2.381 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $47.05 AUD Regular price Sale price $47.05 AUD Unit price per Each View the product page first if you are unsure.
4R-0024-0300-KS3U --- Square Keysteel Lengths - 2.381 mm x 2.381 mm x 300 mm Stainless Steel 303 (Similar to A2, 304, 18-8) 4R-0024-0300-KS3U --- Square Keysteel Lengths - 2.381 mm x 2.381 mm x 300 mm Stainless Steel 303 (Similar to A2, 304, 18-8) Regular price $47.05 AUD Regular price Sale price $47.05 AUD Unit price per Out of stock! Backorder Now
2.778 mm + 0 / - 0.076	2.778 mm + 0 / - 0.076	300 mm + 8.0 / - 3.2
Material: Stainless Steel 316 (Similar to A4, 18-10) Tolerance Type: Standard Undersized
Part Number: 4R-0028-0300-KS6U Square Keysteel Lengths - 2.778 mm x 2.778 mm x 300 mm 6 Available \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $70.86 AUD Regular price Sale price $70.86 AUD Unit price per Each View the product page first if you are unsure ->
2.778 mm + 0 / - 0.076	2.778 mm + 0 / - 0.076	300 mm + 8.0 / - 3.2
Material: Stainless Steel 316 (Similar to A4, 18-10) Tolerance Type: Standard Undersized
Part Number: 4R-0028-0300-KS6U Square Keysteel Lengths - 2.778 mm x 2.778 mm x 300 mm 6 Available \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $70.86 AUD Regular price Sale price $70.86 AUD Unit price per Each View the product page first if you are unsure.
4R-0028-0300-KS6U --- Square Keysteel Lengths - 2.778 mm x 2.778 mm x 300 mm Stainless Steel 316 (Similar to A4, 18-10) 4R-0028-0300-KS6U --- Square Keysteel Lengths - 2.778 mm x 2.778 mm x 300 mm Stainless Steel 316 (Similar to A4, 18-10) Regular price $70.86 AUD Regular price Sale price $70.86 AUD Unit price per 6 Available Now
3.000 mm + 0 / - 0.051	3.000 mm + 0 / - 0.051	300 mm +/- 3.2
Material: Stainless Steel 316 (Similar to A4, 18-10) Tolerance Type: Standard Undersized
Part Number: 4R-0030-0300-KS6U Square Keysteel Lengths - 3 mm x 3 mm x 300 mm 3 Available \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $6.23 AUD Regular price Sale price $6.23 AUD Unit price per Each View the product page first if you are unsure ->
3.000 mm + 0 / - 0.051	3.000 mm + 0 / - 0.051	300 mm +/- 3.2
Material: Stainless Steel 316 (Similar to A4, 18-10) Tolerance Type: Standard Undersized
Part Number: 4R-0030-0300-KS6U Square Keysteel Lengths - 3 mm x 3 mm x 300 mm 3 Available \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $6.23 AUD Regular price Sale price $6.23 AUD Unit price per Each View the product page first if you are unsure.
4R-0030-0300-KS6U --- Square Keysteel Lengths - 3 mm x 3 mm x 300 mm Stainless Steel 316 (Similar to A4, 18-10) 4R-0030-0300-KS6U --- Square Keysteel Lengths - 3 mm x 3 mm x 300 mm Stainless Steel 316 (Similar to A4, 18-10) Regular price $6.23 AUD Regular price Sale price $6.23 AUD Unit price per 3 Available Now
3.000 mm + 0 / - 0.051	3.000 mm + 0 / - 0.051	300 mm +/- 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0030-0300-KS3U Square Keysteel Lengths - 3 mm x 3 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $6.32 AUD Regular price Sale price $6.32 AUD Unit price per Each View the product page first if you are unsure ->
3.000 mm + 0 / - 0.051	3.000 mm + 0 / - 0.051	300 mm +/- 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0030-0300-KS3U Square Keysteel Lengths - 3 mm x 3 mm x 300 mm Out of Stock \| Backorder Now \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $6.32 AUD Regular price Sale price $6.32 AUD Unit price per Each View the product page first if you are unsure.
4R-0030-0300-KS3U --- Square Keysteel Lengths - 3 mm x 3 mm x 300 mm Stainless Steel 303 (Similar to A2, 304, 18-8) 4R-0030-0300-KS3U --- Square Keysteel Lengths - 3 mm x 3 mm x 300 mm Stainless Steel 303 (Similar to A2, 304, 18-8) Regular price $6.32 AUD Regular price Sale price $6.32 AUD Unit price per Out of stock! Backorder Now
3.000 mm + 0 / - 0.051	3.000 mm + 0 / - 0.051	1000 mm +/- 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0030-1000-KS3U Square Keysteel Lengths - 3 mm x 3 mm x 1000 mm 9 Available \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $13.23 AUD Regular price Sale price $13.23 AUD Unit price per Each View the product page first if you are unsure ->
3.000 mm + 0 / - 0.051	3.000 mm + 0 / - 0.051	1000 mm +/- 3.2
Material: Stainless Steel 303 (Similar to A2, 304, 18-8) Tolerance Type: Standard Undersized
Part Number: 4R-0030-1000-KS3U Square Keysteel Lengths - 3 mm x 3 mm x 1000 mm 9 Available \| Backorders for more can be expected around Sat, Mar 01, 2025 Regular price $13.23 AUD Regular price Sale price $13.23 AUD Unit price per Each