Ko-ken 4300C-18 1/2 Sq. Dr. 6 point Clip Type Spark Plug Socket 18mm
A spark plug socket is a specialized socket designed specifically for removing and installing spark plugs in engines. It is typically longer than standard sockets to accommodate the length of a spark plug, and it has a rubber or foam insert inside to protect the delicate ceramic portion of the spark plug during installation or removal.
Product Specifications
Drive Shape: Square
Input Drive Size: 1/2″
Length: 70mm
Opening: 6 Point
Output Size: 18mm
Type: Spark Plug Socket with Spring Clip
Note: Spring clip type spark plug sockets caused deforming the clip if it would be used with shallow engagement
Product Dimension (Refer Line Drawing Image):
D Size: 23.9mm
H1 Size: 12mm
H2 Size: 21mm
L Size: 70mm



