Industrial standard caliper vernier caliper high precision vernier caliper
It should be counted among the 12th most frequently used in studios. It is a common model for industrial precision machining. The degree measurement is 0.01mm, and the error is extremely small, so you can use it to quantify the operation at every step

Measure various thickness and depth dimensions, such as the thickness of the headstock, the thickness and width of the string nut
Measure the diameter of the bridge string cone hole
Measure the depth of the string nut groove
Switch between inch and metric mm for personal use
Range range 0-150mm
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