Resolution: .0005″/0.01mm.
Measure depth of small groove and hole, also measure depth of tire tread.
Buttons: on/off, zero, inch/mm.
Supplied with zero set surface.
Automatic power off, move the digital unit to turn on power.
Battery CR2032, data output.
Made of stainless steel.

Dynabrade 90872 2" Dia. Coarse NWN DynaBrite Locking-Type Disc, 25/pack
Standard Abrasives 42505, A/O Flexible Flap Wheel 612425, 1-1/2 in x 1 in x 1/4 in 60, 7010367715, 10 per case
3M 16115, PPS Cup & Collar, Mini, 7000028417, 2 per carton 
