Resolution .0005″/0.01mm
Measure grooves and recesses.
Buttons: on/off, zero, inch/mm.
Automatic power off, move the digital unit to turn on power.
Battery CR2032.
Made of stainless steel.
Optional accessory: depth stop (part no. 6143), data output cable

3M 10119, Synthetic Steel Wool Pad 10119NA, 0000 Super Fine, 7000126181
Insize 6143, DEPTH STOP FOR CALIPERS, 6928640371301
3M 33446, Cubitron II File Belt, 80+, 1/2 in x 18 in (12.7 mm x 457.2 mm), 7100033186, 10 belts per carton, 5 cartons per case 