How To Use A Socket Wrench

socket wrench
A socket wrench, more commonly referred to as a ratchet, is a type of wrench, or tightening tool, that uses separate, removable sockets to fit many different sizes of fittings and fasteners, most commonly nuts and bolts.
A ratchet tool with a series of detachable sockets for tightening and loosening nuts of different sizes
a long-handled wrench with interchangeable heads that fit over nuts and bolts of various sizes and a ratchet that makes tightening nuts and bolts easier.
a wrench with a handle onto which sockets of different sizes can be fitted

how to
A how-to or a how to is an informal, often short, description of how to accomplish some specific task. A how-to is usually meant to help non-experts, may leave out details that are only important to experts, and may also be greatly simplified from an overall discussion of the topic.
Providing detailed and practical advice
Practical advice on a particular subject; that gives advice or instruction on a particular topic
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