Accusize Industrial Tools U.S. and Metric Thread Measuring Wire Set with Thread Measuring Wire Holders, Eg06-1002

A set of 48 pieces of thread measuring wires in 16 different sizes for all 60 threads1.The wires are made of hardened steel and come with thread holders2.This product is suitable for measuring the pitch diameter of external threads by the three-wire method.It can be used for both inch and metric threads.'