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 91448 8" Dia. x 120 Grit A/O Non-Vacuum Hook-Face DynaCut Disc, 25/Box
Insize 7231, SCRIBER, 6928640320071
Dynabrade 51969 Coupling Nut
3M 45098, Roloc Disc Pad TR, Soft 1-1/2 in 1/4-20 Internal, 7000045277 