Wire Thread Insert Repair Kit
1. 25 helicoil inserts
2. One tap
3. One drill
4. One tang break off tool
5. One helicoil insert tool
2. One tap
3. One drill
4. One tang break off tool
5. One helicoil insert tool
How to insert helicoils?
Step 1: Drill out the damaged threads using the drill size specified in the HeliCoil
catalog. Drill to a sufficient depth to accommodate the HeliCoil insert
length and the bolt or screw being used
Step 2:
Tap the hole using the HeliCoil tap. Tap the hole to sufficient depth
to accommodate the HeliCoil insert length and the bolt
Step 3: Place the HeliCoil insert onto the mandrel of the HeliCoil installation
tool. Place the HeliCoil installation tool over the hole and wind the
HeliCoil insert into the hole until the top coil is 1/4 to 1/2 turn below
the top surface.
Step 4:
the HeliCoil insert. Place the tang break-off tool squarely on the
tang of the HeliCoil insert and then give it a sharp blow with a hammer.
For HeliCoil inserts with diameters bigger than 1/2 inch, 12mm, and for
spark plug inserts, use long nosed pliers to remove the tang. Hold the
tang with the pliers, bend it alternately in and out until it comes free
