Heavy Duty 18-8 Stainless Steel Threaded Inserts For Tapped Hole Repair. 9/16X18 Unified Standard. Beefy Internal Threads Handle 800 Degree Fahrenheit Heat. Massive Bulk Pack Delivers No Sweat Corrosion Guard For Hardcore Shop Projects And Trade Job
✔️ 9/16-18 unified pitch x.536 inches 1000 pack bulk quantity
Helical thread repair coils fix stripped or worn out holes in soft aluminum and cast components. These stainless steel spring-like inserts provide lasting mechanical reinforcement for automotive engine builds, food processing equipment, and heavy machinery maintenance jobs.
✅ 18-8 stainless steel construction resists rust and chemical exposure✅ Diamond cross wire design delivers superior grip and torque capacity
✅ Rated for continuous operation up to eight hundred degrees Fahrenheit
💡 How do reinforced threaded inserts restore damaged bolts in aluminum engine blocks
Applying these spiral wire sleeves rebuilds stripped female threads to factory tolerations quickly.
- The hardened coil expands radially to lock into the bore creating a heavy duty mating surface for bolts
- A handy extra layer takes away wear stress while keeping assemblies tight under constant vibration
- Snapping off the installation tang leaves a flush interior ready for direct hardware engagement