Resolution 0.001mm/0.0001″ (resolution of 3506-100A and 3506-150A is 0.001mm/0.00005″).
IP65 dust/waterproof.
Button function: on/off, set, mm/inch, ABS/INC, data output.
LR44 battery, automatic power off. Ratchet stop.
Carbide measuring faces.
Supplied with setting standards.
Optional accessory: data output cable (code 7315-30, 7302-30).

3M 45100, Roloc Disc Pad TR, Hard 1-1/2 in 1/4-20 Internal, 7000045286
Insize 6143, DEPTH STOP FOR CALIPERS, 6928640371301
3M 95725, Venture Tape Metal Building Facing Tape 1552CW, White, 72 mm x 45.7 m, 7010313505 