Technical Data:
Gear bore gauge
Method of measurement: suitable for gears with even or odd number of teeth
Range E: 22-55mm
Accuracy without dial comparator: 2um
Repeatability without dial comparator: 0.5um
Thread for ball points: M2.5
Stem hole: dia.8mm

Dimensions:
R=dia.8mm
L1=110mm
L2=204mm
Stem hole=dia.8mm

Remark:
Digital indicator is optional
Tungsten carbide ball points are optional and supplied in pair
Ball point diameter accuracy: 2um
Optional accessories: dial indicator or dial comparator, ball points, thread adaptor, long handle code 7352
Relative product: internal gear tooth micrometer code 3638
Extension rod for points is included