Goliath FILEGAS Thread File Internal & External - BSP

Thread Files are a hardened steel four-sided bar with different thread pitches cut into the body and can be used for both external and internal threads.
BSP Thread Files have a 55º thread angle and are suitable for repairing damaged British Standard Pipe threads.
The depth of cut is self-limiting making thread restoration quick and simple.

Thread Form BSP (GAS)
Pitch / TPI 28, 19, 14, 11 TPI