Screw Bushing Thread Repair Insert 10pcs 1/4-20 1D-3D Wire Stainless Steel 304 Helicoil Inserts(2.5D)

These screw bushing thread repair inserts are made from Good stainless steel 304, offering excellent corrosion resistance and durability. Each pack includes 10 pieces of 1/4-20 size inserts ranging from 1D to 3D length, suitable for restoring damaged threads in various materials.The inserts are designed for use in low-strength materials such as aluminum and magnesium, providing strong and reliable thread connections. Their elastic design helps distribute load evenly across threads, reducing stress and loosening under vibration.Ideal for automotive, industrial, and DIY applications, these inserts extend the service life of threaded holes and improve overall connection performance. Easy to install with standard tools, they offer a practical solution for thread repair and reinforcement.

• 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.