Technical Data:
Meet international standard API5B
Measure taper of internal thread
Digital indicator stroke: 25.4mm / 1in
Range (L): 1.5-6in / 38.1-152.4mm
Resolution: 0.0005in / 0.01mm
Any 6mm accuracy: 0.04mm
Travel of measuring tip: 1in / 25.4mm
Taper calculation formula: taper = A/H
A is the reading difference of two measurements
H is the distance between two measuring positions

Dimensions:
L=110mm
Reference dimension=330mm
Ball/contact diameter=dia.1.448mm

Optional:
Wireless transmitter: 7315-50M (receiver required)
Ball points: 6252 series