300pcs M2x0.4 M3x0.5 M4x0.7 Thread Repair Insert Stainless Steel Metric Thread Repair Kit

Thread repair: In the case of threading errors or repairing damaged female threaded holes, the threaded screw can be used as a repairing means to recover the screw holes cost-effectively. The same screws can be used after recovery.

Product assembly: The wire thread insert is placed in the screw hole of the workpiece such as aluminum alloy to form high strength, wear resistant and high precision female thread.

Thread interchange: Convert metric and inch thread holes using wire thread inserts, quick and easy.

Stainless steel material thread repair insert, high toughness, reliable quality, long service life.

Comes with a storage case for convenient storage and easy carrying.