Craftsman Spark Plug Socket 3/8″ or 1/2″ DriveRegular or Laser EtchedChoose a Size Regular Sizes: 5/8″ – 433243/4″ – 4334013/16″ – 4332518mm – 43330 Laser Etched Sizes and Part Number: 5/8″ – 346713/4″ – 5072713/16″ – 5072618mm – 50728 6-point grip and sponge-rubber plug holder for enhanced turning powerMade from rugged alloy steelNickel-chrome plating adds durability and makes cleaning easy Craftsman Quality and Performance Fast Shipping (Usually the Same Business Day)Thanks for Looking