Get Parts List For 12 Pc Metric Box End Wrench Set #33231

A wrench or spanner is a tool used to provide grip and mechanical advantage in applying torque to turn objects—usually rotary fasteners, such as nuts and bolts—or keep them from turning. A set of metric spanners or wrenches, open at one end and box/ring at the other. These are commonly known as “combination” spanners.

The Parts of a Socket Wrench Handle. One end of the handle is etched to offer a firm grip. ... Ratchet. The ratchet mechanism in the handle allows the handle to reverse direction without moving the socket, so the tool does not have to be removed to continue tightening or loosening. ... Accessories. History.

Today we're just going to explain the parts of a wrench and what makes a high-quality wrench worth the cost. A combination wrench is essentially three parts: an open end, a beam and a boxed end. Despite only having three parts, there are a few different ways to shape them.

All wrenches are available in many sizes, and can be purchased individually or in sets. A small set may have six to 10 wrenches, ranging in size from perhaps five-sixteenths to one inch. Standard wrenches are sold in sixteenth-inch increments up to one and a half inches (and in metric sizes, too, of course).

A wrench is a common hand tool used to tighten or loosen nuts and bolts. Every wrench has two parts: The head, and. The handle.

What are the components of typical ratchets? Gear: Ratchets composed from gears are typically round and are composed of uniform but asymmetric teeth designed to limit motion to a single direction. ... Pawl ("Click"): The pawl is the part that makes contact with the gear or linear rack.

Combination wrenches combine the benefits of box wrenches and open-end wrenches. One side is a closed loop for hexagonal or square nuts. The other end is an open U-shape. Used most often for difficult nuts, a combination wrench's closed end loosens the nut so the open end can be used to quickly unscrew it.