Version:
Made of chrome vanadium steel. The sharp edges of the flutes dig into the drilled screw and allow it to be unscrewed. With square drive for use with tap wrench etc.
Application:
Suitable for both left-hand and right-hand threads. Suitable for hardened steel.
Suitable for:
hardened steel. Suitable for both left-hand and right-hand threads.
Note:
UNC and UNF threads available on request.