Fast and effective remedy for damage to cylinder head glow plug threads. 

Re-threading repair kit for 8 and 10mm glow plugs in alloy cylinder heads 

Set includes tools for the precise insertion of threaded inserts into the head. 

Includes 4 sizes of threaded adaptors suitable for common sizes of glow plug. 

Supplied with instructions in storage case.

• Designed to repair the thread for the glow plug threads
• Durable Chrome vanadium with black phosphate finish
• Thread coil driver.