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 22092 2-3/4" x 17" Hand Sanding Block
Dynabrade 76007 - 5" (127 mm) Dia. Non-Vacuum Disc Pad, Vinyl-Face, Display Card
3M Cubitron 3 Fibre Disc 1182C, 60+, 7 in x 7/8 in, Die 700BB, 100 ea/Case, 7100349579
3M 45190, Disc Pad Hub, 4-1/2 in 5/8-11 Internal, 7000045659 