Resolution: .0005″/0.01mm.
Measure groove diameter.
Buttons: on/off, set, inch/mm, preset (+, -).
Automatic power off, move the digital unit to turn on power.
Battery CR2032. Data output.
Made of stainless steel.
Optional accessory: depth stop (part no. 6143), data output cable

Insize HDT-B-HRC2, ROCKWELL HARDNESS TEST BLOCK, 6940561959802
3M 20905, PSA Cloth Disc 348D, P180 X-weight, 2 in x NH, Die 200P, 7000118876
3M 64660, Scotch-Brite Durable Flex Hand Pad, MX-HP, SiC Ultra Fine, 4-1/2 in x 9 in, 7100042335, 25/Carton
3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI
Thread, 7100135956
3M 64799, Scotch-Brite EXL Unitized Mounted Point, B121 x 1/8 in 8A CRS, 3M 7010329841 