Compound Gauges
1 piece 4H/5H M18-M30 steel gauge metric fine thread gauge M18M19M20M23M30
Product details>>>
feature:
Material: The measuring head is made of GR15 bearing steel. After strict heat treatment, the hardness reaches 58-65HRC, it is formed and has good hardenability. The hexagonal handle is preferably made of solid steel, with a threaded structure for easy connection, and a matte to prevent slipping.
Accuracy: 5H/4H
100%.
Thread gauge is a tool for measuring whether the internal thread size is correct.
Thread gauges below 100mm are tapered shank thread gauges.
Threaded gauges above 100 mm are double threaded gauges.
Easy operation and maintenance, excellent performance.
Specification:
Material: Bearing steel
Weight: 14~221g/0.5~7.8oz