Material:
Housing in tempered steel; tension nut and tension pin in case-hardened free-cutting steel.
Surface finish:
Black oxide finish; matt-finished.
Note:
Tension Pin A standard version (for ratchet action):
Use for clamping and releasing in limited space and when considerable travel is involved. In order to change the tightening direction, the handle must be reversed by 180°.
Tension Pin B special version:
Use for clamping and releasing in limited space and when short travel is involved. The handle is not reversed in order to change the tightening direction. It must be pulled out before it can be engaged in the next slot.