Heavy Duty Threaded Repair Insert Nut Set Grade 8.8 Carbon Steel M8x1.25 Female To M10x1.5 Male 20mm Length 3 Pack Reducer Sleeve Inserts For Aluminum And Steel Oxidized Black Finish Rust Resistant And Built To Last

3-Pack Heavy Duty Threaded Repair Inserts M8 to M10
✔️ 3 pcs carbon steel inserts, oxidized black, M8x1.25 to M10x1.5, 20mm

Repair insert nuts are built to fix damaged threads in aluminum and steel, restoring strong, reusable holes for bolts and screws. They’re commonly used in machinery, automotive repair, and equipment maintenance where threaded holes get damaged.

✅ Material: 45# Carbon Steel (1045/C45/S45C)
✅ Finish: Oxidized Black
✅ Grade: 8.8
✅ Female Thread: M8x1.25; Male Thread: M10x1.5
✅ Length: 20mm (0.79 in)
✅ Pack: 3 Pcs

💡 What is a repair insert nut used for in metalworking and how does it fix damaged threads?

These handy inserts restore damaged threads and provide a durable fix for aluminum and steel. They are installed into a prepared hole and accept standard fasteners.

- Restores damaged threads in holes for quick repairs - Creates durable M8 and M10 threads in aluminum or steel - Simple installation with a flat-head screwdriver - Reduces downtime in assemblies