1.Wire thread insert is a new type of internal thread fastener, which is made of high-strengh, high-precision corrosion-resistant diamond-shaped stainless steel wire.2.It can reduce the uneven stress on the thread teeth and resist impactvibration.3.It can improve the fatigue strength of the thread, reduce the wear and corrosion resistance of thread.4.It can ectend the life of the screw hole.5.At the present, wire thread insert technology is widely used in aerospace, aviation, shipbuilding, weapo···