Wrench
how to use the wrench.
the kind of wrench and use a wrench with safe
.A wrench is a tool used for torque is used for catching adhere to tighten or loosen the screw head knot, bolts and pipe wrench, a shape size. And the different lengths. The wrench can be divided into 3 type is
.Adjustable wrench type mouth (Adjustable Wrenches) this type of wrench adjustable wrench mouth, big or small, the suitable work to use. Such as a wrench and a pipe wrench, or a pipe wrench, etc.!Wrench type adjustable mouth (Nonadjustable Wrenches) this type of wrench mouth of the wrench is fixed size cannot be too small, or large, such as. Wrench (Open-end Wrench) box wrench (Ring or Box Wrenches) and combination wrenches (Combination Wrenches) etc.
.Special wrench (Special Screw Wrenches) this type of wrench is usually designed to fit the screw heads or nuts with the effect, a spot which 2 wrench first type can not. Or convenient, such as wrench box (Socket Wrench) and wrench L (Set Screw Wrenches) etc.
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