Specifications

Heat treated alloy steel.
3/8" dr ratchet, 6" extension, 5/8" and 13/16" spark plug sockets.
Sizes: 5/8 and 13/16"

For spark plug replacement in most foreign and domestic autos and light trucks. 
Heat treated alloy steel. 
3/8" dr ratchet, 6" extension, 5/8" and 13/16" spark plug sockets. 
Sizes: 5/8 and 13/16" .