The product has high hardness measuring surface, wear resistance and long service life.
This product is made of high quality steel.
This product is simple to operate and easy to use.
The product is used to test that the internal size of the workpiece is within tolerance.
Simply place the thread ring gauge on the thread to be measured, rotate it until it matches the thread completely, and then read the scale to get the diameter, pitch, thread angle and other parameters of the thread.
Description
Model Number : 45-60
DIY Supplies : Metalworking
45-58mm Ring Gauge Smooth Hole Calibration Measuring Tool Inner Diameter Gauge Plain Ring gage 0.002mm