Ratchet spanner has Allen key that is bent to about preset degrees, and ratchet system that is integrated in bent portion of Allen key

摘要

The ratchet spanner has Allen key that is bent to about 90[deg] . A ratchet system is integrated in bent portion of the Allen key. The Allen key is moved along left and right directions during shift mode in ratchet function. (Incomplete specification, abstract based on information published by the patent office).