Tools, Material & Hardware


The purpose of a wrench is to turn a bolt head or nut. Selecting the appropriate wrench depends on the fastener's design and size. It can also depend on how difficult the fastener is to reach. Wrench types include open end, combination, adjustable, and Allen.

Here's a tip: When using a wrench, pull it toward you rather than pushing it away. This gives you more control and reduces the chance of injury if the wrench slips.
Here are some of the different types of wrenches from which you can choose: