Spark Plug Thread Repair Kit M8 X 1.0 With 4 Inserts
Spark Plug Thread Repair Set - M8 x 1.0. M8 HSS Steel Tap with 16mm hex drive. For professional repair of spark plug threads. Thread inserts : 9.5 | 11.1 | 12.7 | 19.1mm. Product Support & After Care.