60Pcs Stainless Steel Wire Thread Insert Assortment M3 M4 M5 M6 M8 M10 Helicoil Type Thread Repair Insert Kit

60Pcs Stainless Steel Wire Thread Insert Assortment M3 M4 M5 M6 M8 M10 Helicoil Type Thread Repair Insert Kit

• The hardness of the wire screw is higher than the screw, so it has little wear and tear in connection with screw,and can be used repeatedly.
• Anti-loose. Especially for the aircraft and other products requiring high insurance coefficients.
• Easy to maintain. The damaged screw holes shall be put into the wire screw sleeve , which can be used again to avoid the possibility of damage to the workpiece.
• Wear Used for frequent disassembly, it can greatly improve the life of thread.
• Used to the place that strong strength connection without increasing the diameter of the screw hole