1. Manufactured from precision stainless steel wire for strength wearproof and durability. 2. Increase connection strength and fatigue resistance due to the elasticity of wire thread inserts. 3. The Kit Set not only includes the wire thread inserts but the twist drill bits wrench thread taps breaking pin tool which can solve your most repair needs. 4. Great choice for restoring damaged threads in steel iron aluminum and anywhere which metal threads become stripped crossed or damaged. 5. All accessories are integrated within a box for convenient carrying and store. Colour:Red Material:steel Package Contents: 10 x Thread inserts 1 x Tang breaking tool 1 x Installation tool 1 x wrench 1 x Thread tap 1 x Drill bit Only the above package content other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.