Resolution: .0005″/0.01mm.
Measure diameter of deep step holes.
Buttons: on/off, zero, inch/mm.
Automatic power off, move the digital unit to turn on power.
Battery CR2032. Data output.
Made of stainless steel.
Optional accessory: data output cable

3M 13257, Scotch-Brite Roloc Surface Conditioning Disc, SC-DS, A/O Coarse, TS, 3 in, 7010328681, 100 per case
Insize 2427-10, SPLIT TYPE DIAL BORE GAGE FOR BLIND HOLES, .362-.413", 6928640351358
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330 