Top Shelf 1/2 13 Threaded Inserts In 18 8 Stainless Steel For Tap Hole Repair And Soft Metal Reinforcement Badass Strength High Heat Resistance Bulk Pack Of 1000 Units
✔️ 18 8 stainless steel coil design holds up to 1000 strands
This pack contains spiral wire insert coils designed to fix stripped or oversize bolt holes in aluminum, plastic, and other softer materials. You install them into cleaned tap holes to restore reliable fastener grip for engine mounts, chassis repairs, and factory machinery maintenance.
✅ 1/2 inch (12.7 mm) nominal diameter pairs with thirteen threads per inch✅ 0.750 inch (19.05 mm) length covers standard tap hole depth requirements
✅ Rated for high heat resistance up to eight hundred degrees Fahrenheit
✅ Spring tension keeps the unit seated tight under heavy vibration cycles
💡 Why choose 18 8 stainless thread inserts over standard replacement taps?
This handy upgrade delivers serious clamping power without galling in tough environments. Here is how they actually work in the field:
- The coiled wire design distributes stress evenly across the base material to prevent recurring strip out issues
- Radial expansion during installation creates a tight seal that resists heat cycling and chemical exposure perfectly
- Quick swap recovery saves shop time by restoring original bolt size without welding or oversized drilling steps down