50Pcs Wire Thread Insert Stainless Steel Bushing Screw Hole Repair Socket Kit US Units 5‑401D

Item Type: Wire Thread InsertMaterial: SUS304Standard: US UnitsModel: 5-40Diameter: Approx. 3.175mm / 0.13inPitch: Approx. 0.64mm / 0.03inOutside Diameter Before Installation: Approx. 4.0-4.4mm / 0.16-0.17inDrill Bit Diameter: Approx. 3.3mm / 0.13inThread Protective Socket Model Specification Description: For Example: M3 x 0.5 x 1.5D means that after the screw set is completed the female thread is M3 the pitch is 0.5 and the length is 1.5D (length refers to 1.5 times the diameter that is 1.5 x 3=4.5mm) the length here refers to the length after installation.Wire thread inserts are also called threaded sheaths stainless steel threaded sockets wire sockets and braces. They are a new type of female threaded fasteners made of high-strength high-accuracy diamond-shaped cross-section steel wires; Application to low-strength engineering materials such as aluminum alloy zinc alloy copper plastic etc. can significantly improve thread strength and wear resistance. 50 x Wire Thread Insert