Triton Products 72442 MagClip 3/8-Inch Power Pegs for Power Mat, Socket Caddy, Magnetic Strip, 10-Pack Ultimate flexibility for your socket storage system Power pegs are sold separately Grease, oil, chemical and rust resistant 3/8-Inch Power Pegs assist in holding sockets to a magnetic socket strip, Socket Caddy or Power Mat Mix and match to customize storage requirements for sockets in a tool chest drawer Compatible with all standard and metric drive sizes up to 1/2-Inch Constructed of 100% steel with no magnetizing of tools or sockets when stored