Can be used with metric calipers by setting the caliper to 10.16 mm
Two jaws with body sizes of 0.4 in and conical points, enabling the user to measure the center distance between holes or center punched locations that are at least 0.4 in apart and less than 0.4 in in diameter
For inch or metric calipers
Fits Starrett® 798-799-797-120-1202 calipers
Fits securely onto the caliper jaw
Made of steel for rust resistance
Will fit most common caliper sizes
Will fit Starrett® 797, 798 and 120, 6 in through 12 in, 123, 6 in through 24 in and 1202, 4 in through 12 in sizes