Technical Data:
Two/three points internal micrometer
Range: 40-50mm
Type: C
Three points
Carbide measuring points
Meet DIN863-4
Graduation: 0.005mm
Accuracy: 5um
Ratchet stop
Extension rod included: 150mm

Dimensions:
L=97mm
a=0.5mm
b=14mm
c=12mm

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