Precision machined steel construction ensures accurate and reliable measurements
Hard chrome plating provides extra wear resistance for long-lasting use
Compatible with all 6-inch vernier dial and digital calipers for versatile application
Measures internal grooves from 0.200 to the caliper's capacity for flexible use
Complete set includes five sizes to cover various groove dimensions
Summarized by Shop
For quick and accurate measurements of internal and external diameters of retaining ring grooves, o-ring grooves, and undercuts.
Precision machined from steel, hard chrome plated for extra wear resistance.
Fits all 6" vernier, dial and digital calipers with a maximum jaw thickness of 0.140".
Measures internal grooves from 0.200" up to the