50Pcs Wire Thread Insert Sleeve Bushing Screw Protective Coil Screw Repair Nut Kit M10 x 1.53D

The wire threaded sleeve is female thread fastener with certain elasticity which can enhance the connection strength of the thread. The thread size is standard the thread is clear and it will be more accurate for thread sliding tooth restoration. 304 stainless steel has good corrosion resistance and is not easy to break when repairing thread holes. The screw sleeve can be used to convert between metric and imperial thread holes which is convenient and fast. The repair nut is mainly used in aviation automobiles lamps molds mechanical equipment and other manufacturing fields.