A wrench or spanner set is probably the cornerstone automotive tool set. Many different-sized nuts and bolts are used as fasteners for a car’s engine components. A wrench set … See more

The adjustable wrench, adjustable spanner, or shifting wrench, is essentially an open-end wrench with the ability to adjust the wrench’s jaws to accommodate different-sized faste… See more

An Allen wrench set, or hex key set, is used on bolts and screws that have a hex-head indentation for the tool. The Allen wrench fits snuggly into the hex socket on the fastener an… See more

A socket or ratchet set is another wrench variation based on the box-end wrench concept. The socket part of the tool is a cylinder that fits over the head of the fastener fro… See more