Solid Brass Threaded Repair Insert Nuts Kit 8 Pcs M6x1 To M4x0.7mm Slotted Sleeve Inserts 20mm Length Male To Female Reducer Nuts Durable Screw Sleeve Hardware For Metal And Wood Repair

Solid Brass Threaded Repair Inserts for M4-M6
✔️ 8 pcs insert nuts, M4x0.7 female, M6x1 male, 20 mm long

These solid brass repair insert nuts provide durable threaded sleeves for repairing damaged or stripped holes in metal and wood. They’re handy in automotive, aviation, electronics, and machinery projects.

✅ Material: solid brass, corrosion resistant, strong
✅ Female thread: M4 x 0.7 mm; Male thread: M6 x 1 mm
✅ Length: 20 mm / 0.79 in; Pack: 8 insert nuts
✅ Slotted top for screwdriver, easy installation
✅ Repairs damaged or mis-threaded holes; expands M4 to M6 and back

💡 What is a brass threaded repair insert nut used for in repairing damaged threads?

These handy inserts fix stripped holes in metal or wood and extend the life of fastened joints.

- Handy for restoring threaded holes in equipment, machinery, and furniture
- Provide a durable brass sleeve with corrosion resistance
- Enable re-tapping from M4 to M6 as needed, then back for lasting repairs