Technical Data:
Digital two/three points internal micrometer
Range: 30-40mm/1.18-1.57in
Type: C
Three points
Carbide measuring points
Resolution: 0.001mm/0.00005in
IP65 dust/waterproof
Buttons: on/off, set, mm/inch, data transmit
Data output
Automatic power off
Ratchet stop
Accuracy: 4um
Extension rod included: 150mm

Dimensions:
L=110mm
a=0.5mm
b=14mm
c=12mm

Remark:
Setting ring: dia.40mm included
Optional wireless transmitter: 7315-31; receiver required
Optional accessories: setting ring 6312; micrometer stand/clamp 6301 and 6301-2
Supplied with manufacturer inspection certificate