Sunex 3/8 in Dr. 7 Pc. Master Spark Plug Socket Set

3/8 inches Dr. 7 Pc. Master Spark Plug Socket Set Features: Forged from Cr-V alloy steel for maximum strength heavy duty blow mold case For easy removal and installation of spark plug sizes common to most vehicle the spark plug socket is a standard deep socket with a small rubber buffer inside of it intended to grab on to the terminal and hold the plug inside of the socket while it is man includes three extra deep spark plugs sockets and one thin wall spark plug socket for hard to reach plugs - for use with 3/8 inches drive ratchets This socket set is not intended for use with an impact tool of any kind. Caution: Use of this socket with an impact tool can cause serious injury