Made of quality stainless steel material, the surface adopts galvanizing technology, sturdy and durable.
Can make your maintenance work simpler and effective, especially suitable for gasoline engines, generators, diesel engines and other machines.
Designed to help repair damaged spark plug threads quickly and effectively, extend their service life.
This is a very efficient, professional and universal set of spark plug thread repair tools, and is a comprehensive tool kit.
INSTALLATION GUIDE:
1. Match the intended thread repair kit;
2. Check the size on the tap and Inserts;
3. Drill out the damaged bore or thread for the thread you are intended to restore;
4. Clean the hole with cleaning cloth;
5. Slightly run the tap into the hole, from the bottom tapered cutting edge, to the correct depth by hand or on a machine tool of 3/8"" square drive;
6. Clean the thread;
7. Check the size of inserts, then screw in the threaded repair insert using the insertion tool.
Package includes:
10PCS M10 x 1.0 inner thread inserts
1PCS M12 x 1.0 thread tap

