M3 threaded insert, 300pcs threaded insert kit tool set.there is box which you store and convenient to carry.
In the event of threading error or repair of damaged female threaded hole, threaded insert be used means of repair to provide cost effective recovery of the screw hole.
The wire threaded insert set are placed in the screw hole of the workpiece such aluminum alloy to form high strength, wear resistant, high accuracy female thread.
This product inserts the wire threaded sleeve into the screw hole of the workpiece such aluminum alloy to form high strength, wear resistant, high internal thread.
Easy and quick conversion of metric and imperial threaded holes with wire threaded inserts.