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 97419, Aluminum Foil Tape 3380, Silver, 48 mm x 45 m, 3.25 mil, 7000049613
Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579
3M 45098, Roloc Disc Pad TR, Soft 1-1/2 in 1/4-20 Internal, 7000045277 