3300C Spark Plug Socket Clip Type 3/8″Dr 20.8mm

Made In Japan, Highest Quality, Most Dependable
The revolutionary design securely grips the Spark Plug at its hexagonal part by two stainless spring clips
An internal brass guide holds the clips in place, which ensures perfect alignment of the Spark Plug into the threaded plug hole of the cylinder head, thus preventing thread damage
The brass guide also eliminates stress loading and possible damage to the ceramic insulator of the Spark Plug