Technical Data:
Two/three points internal micrometer
Range: 10-12mm
Type: B
Three points
Steel measuring points
Meet DIN863-4
Graduation: 0.001mm
Accuracy: 4um
Ratchet stop
Extension rod included: 100mm

Dimensions:
L=54.5mm
a=1.5mm
b=2.5mm

Remark:
Setting ring: dia.10mm included
Optional accessories: setting ring 6312; micrometer stand/clamp 6301 and 6301-2
Supplied with manufacturer inspection certificate