1: Thread Plug Gauges are used to gage threaded holes prior to
insertion of screw thread inserts.
2: Thread plug gages check the size of internal threads to ensure
the threads are within its designed tolerance limits.
3: Precision hand lapped to provide superior accuracy, optimum
finish and maximum wearability.
4: Screw thread inserts are used to repair a damaged thread or to
provide stronger thread assembly.
5: GO and/or NO GO thread plug members; Class 6H of fit for metric
thread plug;Class 6H of fit for metric thread plug.
6: Clcoil STI thread plug gages are manufactured of oil hardened
tool steel; Most Metric sizes in the stock.