12pcs M4x0.7 Thread Repair Kit Self Tapping Thread Insert Twist Drill Installation Tool

Feature: 1. These thread inserts have selftapping ability so that the base metal does not need to be tapped beforehand. 2. Selftapping thread inserts have a maintenance effect on damaged threads. 3. Thread repair allows to continue using the same screws. 4. Selftapping thread inserts have strong resistance to vibration and prevent loosening. 5. Simpler, more convenient and faster than ordinary steel wire thread inserts. Specification: Item Type: Thread Repair Kit Thread Insert Material: Color Zinc Plated Carbon Steel Thread Insert Specification: M4x0.7 Application: Widely used in automotive, rail car, munition, ship, home appliance, construction machinery, communications equipment, electronics, engineering plastic, metal die casting and other fields Package List: 10 x Thread Insert1 x Twist Drill Bit1 x Installation ToolThese thread inserts have selftapping ability so that the base metal does not need to be tapped beforehand. Selftapping thread inserts have a maintenance effect on damaged threads. Thread repair allows to continue using the same screws. Selftapping thread inserts have strong resistance to vibration and prevent loosening. Simpler, more convenient and faster than ordinary steel wire thread inserts.