Feature: 1. The thread size is standard, the thread is clear, and it will be more accurate for thread sliding tooth restoration. 2. The wire thread insert can be used to switch between metric and inch threaded holes, which is convenient and quick. 3. This repair socket is a cost‑effective repair tool when threading errors or repairing damaged female threaded holes. 4. 304 stainless steel has good corrosion resistance and is not easy to break when repairing thread holes. 5. The wire thread insert is female thread fastener with certain elasticity, which can enhance the connection strength of the thread. Specification: Item Type: Wire Thread Insert Material: SUS304 Model: M22 x 2.5 x 1.5D Purpose: For threaded connection Thread: M22 x 2.5 Outside Diameter Before Installation: Approx. 26.2-26.8mm / 1-1.1in Length After Installation: Approx. 33mm / 1.3in Number of Turns Before Installation: Approx. 11 Drill Bit Diameter: Approx. 22.6mm / 0.89in Thread 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.. Package List: 5 x Wire Thread Insert