50Pcs Thread Inserts Male Female Reducing Nut Repair Tool Stainless Steel Fastener M8x1.25x2D

Making a high?strength wear?resistant high?accuracy standard female thread when you fit the wire screw set in the screw hole of the workpiece of aluminum alloy and other materials Repairing the threaded hole in a cost?effective manner. When a thread error occurs or a damaged female threaded hole is repaired threaded insert can be used as a repair method Wire thread inserts can convert between metric and inch thread holes which is very convenient and fast The product are also called threaded sheaths stainless steel threaded sleeves wire sleeves which is a new type of female threaded fasteners. Made of high?strength high?accuracy diamond?shaped cross?section steel wire Suitable for low?strength engineering materials such as aluminum alloy zinc alloy alloy copper plastic engineering plastics etc. can significantly improve thread strength and wear resistance