✅ Spark plug thread rethreader and repair kit. Spark plug thread restoration. ✅ Hardened steel rethreading tool. ✅ Suitable for aluminium cylinder heads. ✅ Suitable for automotive maintenance and repair work.
14mm Back Tap Spark Plug Thread Repair Tool M14x1.25 Thread Chase Tap
1Set Stainless Steel Spark Plug Thread Repair Tool with M10x1.0 Thread Inserts
BOLLHOFF HELICOIL PLUS M14 x 1.25 Spark Plug Thread Repair Kit Pack M14x1.25
TIME-SERT® M14 x 1.25 Spark Plug Thread Repair Kit with 16.8mm Inserts
25 Piece Spark Plug Thread Repair Kit M14 X 1.25 With Metal Case
