Resolution .0001″/0.001mm.
IP54 dust/waterproof.
Buttons: on/off, set, inch/mm, ABS/INC.
Data output. LR44 battery, automatic power off.
Carbide measuring faces. Ratchet stop.
Supplied with extension rods.
Setting rings are included (except part no. 3128-12).

3M 65490, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH580TRI-10I, 5 inch UH, 80, 7100202887, 10 per pack
Standard Abrasives 726057, A/O R6 Taper Precision Cartridge Roll, 3/8 in x 1-3/4 in x 1/4 in 60, 7100098752
3M 45094, Roloc Disc Pad TR, Soft 2 in 1/4-20 Internal, 7000045278
3M 14211, Roloc Disc Pad TS and TSM, Medium 2 in 1/4-20 Internal, 7000045283 
