Compound Gauges
1 piece 6H M18 LH-M27LH steel gauge metric fine thread left tooth thread gauge measuring tool M18M19M20M21M22M23M24M25M26M27
Product details >>>Features: Material: The measuring head is made of GR15 bearing steel, which has undergone strict heat treatment and has a hardness of 58-65HRC. Forming, good hardenability. The hexagonal handle is made of solid steel, has a threaded structure, is easy to connect, and has a matte non-slip .
Accuracy: 6H
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.
Specification:
Material: Bearing steel
Weight: 14~221g/0.5~7.8oz