Spark Plug Rethreader Kit 10mm

1. Repair damaged 8mm / 10mm spark plug threads

2. Opening hole with a reamer/tap and screwing insert onto the spark plug

3. Use spark plug socket to install spark plug and insert

4. Remove plug and check insert is properly seated

5. Set includes:

2 - Inserts M8x1.25x19mm(1.2T)

2 - Inserts M8x1.25x19mm(0.7T)

2 - Inserts M8x1.25x12mm(1.2T)

2 - Inserts M8x1.25x12mm(0.7T)

1 - Thread chaser : M11.25