Measurement Balls (Engineering)

A measurement ball in precision manufacturing, machining, and metrology, reference spheres attached to a shank—variously termed Tooling Balls, Fixture Balls, Inspection Balls, and Checking Balls—serve as permanent or semi-permanent datum points. While these terms are occasionally used interchangeably in the field, specific variations in design, tolerances, and mounting configurations delineate their primary engineering purposes.

Download the Measurement Balls PDF Info Sheet

Shop for Balls including Engineering Balls