140Pcs Wire Threaded Insert Stainless Steel Thread Repairing Tool With Box M3-M12

In the event of a threading error or repair of a damaged female threaded hole, a threaded insert can be used as a means of repair to provide a cost-effective recovery of the screw hole.

The wire threaded insert set are placed in the screw hole of the workpiece such as aluminum alloy to form a high-strength, wear-resistant, high-accuracy female thread.

High quality stainless steel material can make sure the durability and stability of the product

It is convenient and quick to convert metric and inch threaded holes with wire threaded inserts.

There is a box which you can store and convenient to carry