Technical Data:
Digital hook calipers
Measure width and distance of grooves inside bores
Non waterproof
Resolution: 0.01mm/0.0005in
Automatic power off, move the digital unit to turn on power
Battery: CR2032
Made of stainless steel
Buttons: on/off, zero, mm/inch
Range: 4-300mm/0.16-12in
Accuracy: +/-0.04mm

Dimensions:
L=466mm
a=4mm
b=14mm
c=15mm
d=5mm
e=86mm
f=89mm

Remark:
With data interface
Optional wireless transmitter code 7315-25; receiver is needed