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

Dynabrade 94960 1/4" Composite-Style Coupler, 1/4" Female
Dynabrade 94993 1/4" Male Composite-Style Coupler with 1/4" Female Plug Assembly
Dynabrade 55034 3/8"-24 Female 5/8"-11 Male, 1-3/8" Length
Dynabrade 98263 3/8" NPT Male Plug
3M 27708, Cubitron II Roloc Durable Edge Disc 984F, 60+, YF-weight, TR, Maroon, 1-1/2 in, Die R150S, 7000045171, 200 per case
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3M 64933, Scotch-Brite Pro Hand Pad, PO-HP, 1 - 6 in x 9 in pad 7447 PRO and 1 - 6 in x 9 in pad 7448 PRO, Multi-pack, 7100033494
3M 64799, Scotch-Brite EXL Unitized Mounted Point, B121 x 1/8 in 8A CRS, 3M 7010329841 