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

3M 94974, SandBlaster Large Sanding Tool, 463-000-4G, 3.7 in x 7 in, 7100140800
Insize 4807, ANGLE GAGE SET, 6928640319341
3M 77642, Cloth Belt 777F, 80 YF-weight, 1/4 in x 24 in, Fabri-lok, Full-flex, 7100096508, 200 per case
3M 20931, PSA Cloth Disc 348D, P100 X-weight, 1 in x NH, Die 100N, 7000118915
3M 45099, Roloc Disc Pad TR, Medium 1-1/2 in 1/4-20 Internal, 7000045280
3M 5677, DISC PAD HOLDER 914, 4 IN X 1/8 IN X 3/8 IN M14-2.0 INTERNAL, 7010299278
3M 07394 Hookit Disc Pad, 178 mm x 25 mm M14-2.0 Internal, 7000045702
3M 85492, Scotch Foil Tape 3311-10A, 2.0 in x 10 yd (50.8 mm x 9,1 m), 7010383663
3M 30695, Cloth Belt 577F, 120 YF-weight, 1/4 in x 24 in, Fabri-lok, Single-flex, 7010363101, 200 per case
Standard Abrasives 877012, Unitized Mounted Point, 731 A21 x 1/4 in, 3M 7100074611 