Screw Bushing Thread Repair Insert 20pcs M3x0.5 1D Wire Stainless Steel 304 Sleeve Helicoil Inserts(4D)

These M3 thread repair inserts provide a reliable solution for restoring damaged or worn threads. Each insert is precision-engineered from SUS304 stainless steel, offering excellent corrosion resistance and high tensile strength for long-lasting performance.Specifications: Size M3 inner diameter x 0.5 pitch x 1D installed length 2mm. Package includes 20pcs of wire thread inserts.Ideal for use in hydraulic machinery, welding equipment, automotive parts, power tools, and furniture assembly. These inserts work effectively in aluminum, zinc alloy, copper, and ABS materials to reinforce weak threads and prevent stripping.

• Material - Metric thread insert is made of 304H stainless steel.
• Features - The thread repair kit has a certain elasticity and uniform load, which can make the load on the thread more uniform and eliminate the pitch deviation between the screw and the screw hole; the thread is deep and clear, not easy to slip, not easy to fall off, and not deformed.
• Thread Repair Solution: This insert nut assortment efficiently fixes stripped or damaged female threads in metal or ABS parts, restoring structural integrity without replacing entire components, ideal for quick repairs on machinery, automotive parts, or electronics.
• Premium Stainless Steel Build: Made from Good stainless steel, these inner thread inserts offer high hardness,Locking type wire screw sleeve secures screws in threaded holes, loosening under vibration and shock.
• Applications - Threaded sleeve is widely used in mechanical equipment and engineering machinery. It is the first choice for thread repair and overhaul in aviation, automobiles, steam turbines, electronic communications, computers, lamps, molds, radiators, and semiconductor equipment.