Technical Data:
Inside micrometer
Range: 450-475mm
Type: B
Accuracy: 18um
Graduation: 0.01mm
Carbide measuring faces
Ratchet stop

Dimensions:
Drawing reference diameter=dia.21mm
Drawing reference dimensions=8mm; 25mm

Remark:
Optional accessory: setting ring code 6312
Optional accessory: caliper/height gauge checker code 6884
Supplied with manufacturer inspection certificate