Combination Wrenches Non -Sparking
Secure Tools supply Non-Sparking combination wrenches which could be either beryllium copper aluminum bronze.
The Non-Sparking combination wrench is a wrench that has two different sides that resemble two different wrenches, the first end resembles a box-end wrench, while the other resembles an open-end wrench.
the combination wrench is mainly used to first unfasten the bolt/nut with the box end, and then quickly remove it using the open end.