Wrench
How to use a wrench
Use the wrench for loosening or tightening the screw head gripping other bolts and pipe wrench will have the size and shape of different length wrench can be divided into 3 types.
The adjustable mouth type wrench (adjustable wrenches) this type of wrench wrench wrench handles like a scroll and paep, or horse neck wrench etc.
Adjust the mouth type wrench (wrenches nonadjustable), such as, mouth, die wrench (wrench open end) wrench ring (ring or box wrenches) and wrench (combination wrenches), etc.
A special type of wrench (Special wrenches screw) is the only point from which the first type is a wrench 2 do not have or do not let boxing, dash (dash Vito socket) and LG (set screw wrenches), wrench, etc.