WIRE THREADS INSERTS /HELI – THREAD GAUGES

Gauges to check Tapped Hole to receive Wire Thread Inserts / Helicoil thread Inserts *. (Heli-coil is registered trademark of Enhart Technologies, USA.) These gauges are used for checking oversize tapping, done for fitting wire thread inserts. The threads before fitting wire thread inserts are checked with these gauges