Catalog number: 4P-20.8 Features: ●Special socket for automotive spark plugs. ●Thin-walled type with magnet. Specifications: ●Face size (mm): 20.8 ●Drive socket size (mm): 12.7 ●Total length (mm): 64 ●Face shape: hexagonal ●Face size (mm): 20.8 Material/Finish: ●Structural steel Caution: ●Thin-walled and specially designed for spark plugs. Do not use as a normal socket.
