Technical Data:
Precision bore gauge without dial indicator
Range: 250-450mm
Accuracy without dial comparator: +/-0.004mm
Repeatability without dial comparator: 0.0015mm
Digital indicator is optional
Ceramic anvil
Contact point: steel for 18-35mm; ceramic for 35-450mm

Dimensions:
A=86.5mm
B=15mm
C=101.5mm
D=dia.15mm
E=dia.14.5mm
L=241mm
F=SR2.5

Remark:
Optional accessory: dial indicator
Optional accessory: setting ring code 6312
Optional accessory: bore gauge setter
Built-in wireless digital indicator is optional