Resolution: .0005″/0.01mm.
Measure height difference of two surfaces(1146-20B suitable for surfaces with barrier, such as rivet).
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 77197, Scotch-Brite™ Roloc™ Deburr and Finish PRO Unitized Wheel,TR, 3 in x 1/8 in x NH, 8C CRS+, 7100109130, 40/box
Insize 1147-150, DIGITAL DEPTH GAGE WITH MOUNTING HOLES FOR EXTENSION BASE, 0-6"/0-150mm, 6928640303067
Norton 66261014936 3" DIA X 1/8" Thick, Bear-Tex NEX Rapid Blend Quick-Change Type III Non-Woven Unified Wheel, 40 Each
3M 22393, Roloc Disc 361F, 36 YF-weight, TR, 3 in, Die R300V, 7000045093
Standard Abrasives 713066, PSA A/O Disc, 8 in x NH, 60, 7010370082
Dynabrade 50267 4-1/2" Dia. Disc Backing Pad, 5/8"-11 Thread
3M 26205, PPS Series 2.0 Lid, Midi/Mini/Micro, 125 Micron Filter, 7100135625 