Spark Plug Socket - Metric Standard - 3/8in. Dr - 9/16in.

Radius cornered 6-point socket design reduces plug wear and improves socket grip. Full polish chrome finish provides rust resistance. Includes rubber insert to securely hold spark plug and provides additional protectionFull polish chrome finish provides rust resistanceRadius cornered 6-point socket design reduces plug wear and improves socket gripSpark Plug SAE