Teng Tools 1/2 Inch Drive Female - 3/4 Inch Drive Male Individual Inser Adaptor - M120037M Threading & Tapping Measurement Uncertainty (Standard): 0

Measurement Uncertainty (Standard): 0

16mm and 21mm spark plug sockets

TPR grip handles provide a comfortable and secure grip for easier use

For removing broken or seized studs

Teng Tools 1/2 Inch Drive Female - 3/4 Inch Drive Male Individual Inser Adaptor - M120037M Threading & Tapping Measurement Uncertainty (Standard): 01 2 inch female to 3 4 inch male individual insert adaptor Equipped with magnets in the drive disc for easy conversion up Ideal for use in tight spaces where a regular adaptor won't fit Made from durable chrome vanadium steel with a satin finish for better grip Features a ball bearing socket retainer to securely grip the socket Includes a metal socket clip for convenient storage on a socket rail