Resolution .00005″/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).

Dynabrade 64728 Base Ass'y
Dynabrade 91756 DynaMesh 11" 320 Grit Hook & Loop Discs, 25 per box
Dynabrade 18269 Spindle
3M 02140, Fibre Disc Backup Pad, TN Quick Change , 4-1/2 in x 5/8-11 Internal, 7000045746 