Draper 16784 HT-PLUG/3 1/2" Sq Dr Set Of Spark Plug Sockets (3 Piece)

Expert Quality, 6 point deep sockets forged from chrome vanadium steel hardened and tempered with a polished finish.
Fitted with rubber insert for spark plug insulator protection and retention.
Display packed.
Contents:
•   1 x 10mm thread (16mm socket)
•   1 x 12mm thread (18mm socket)
•   1 x 14mm thread (21mm socket)