Sockets connect to your ratchet to help you make adjustments quickly and easily. Depending on the job at hand, you ll need a particular type of socket. Socket lengths are essential to consider when shopping for sockets. Shallow lengths are helpful for tight spaces, intermediate lengths are best for basic projects and deep sockets help reach parts that are deep. Check out our most reviewed product, the SHOCKWAVE Impact Duty 3/8 in. Drive Deep Well Socket Set (3-Pack).