A tool for engaging a spark plug is provided. The tool includes a socket with an interior sidewall that forms at least a portion of a socket chamber. An insert may be positioned within the socket chamber. The insert has at least a rigid first component and a compliant second component configured to nest within the rigid first component.

A hand tool includes a handle, a socket and a connector. The connector includes a first end for connection to the handle and a second end for connection to the socket. The connector includes quick-release device. Thus, the second end of the connector can be connected to or detached from the socket easily.