Technical Data:
Digital inside groove calipers
Measure diameter of grooves inside small bores
Resolution: 0.01mm/0.0005in
Buttons type A: on/off, set, mm/inch, preset (+, -)
Buttons type B: on/off, zero, mm/inch, ABS/REL, hold
Battery: CR2032
Made of stainless steel
Optional accessory: depth stop 6143
Range: 8-150mm/0.31-6in
Type: B
Accuracy: +/-0.04mm

Dimensions:
a=2mm
b=4mm
d=40mm

Remark:
IP67 dust/waterproof
No automatic power off
Set zero after power on each time
Without data interface