Tanged Free Running Coil Threaded Insert Helical Design Crafted From 304 Stainless Steel For Heavy Duty Machine Repair Features 2-8 Thread Size Eight Tpi Un Four Inch Length Comes In A Ten Pack That Straight Up Fixes Worn Threads With Zero Hassle

Heavy duty stainless helical thread inserts for machine repair
✔️ Pack of ten stainless inserts restore 2-8 bolt holes in four inch sizes

This pack of ten free running helical coil replacements restores damaged fastener holes in industrial equipment and automotive parts. Built from solid 304 stainless steel, these non locking inserts provide steady grip without spinning. Shop crews rely on them to fix stripped threads on engine mounts and transmission housings quickly.

✅ Precise 2-8 thread pitch matches standard uncoated bolts
✅ Non locking design slides easily during installation
✅ Holds up to RC 43-50 hardness without stripping threads
✅ 4.000 inch overall length fits deep machined bores
✅ Rated at 200000 psi under heavy mechanical pressure

💡 What is a free running threaded insert used for in heavy machinery?
Restoring stripped bolt holes saves time and replaces expensive replacement casts.
- The helical design grabs tight when torque is applied, keeping your fasteners secure.
- Mechanics grab them to patch cracked housings straight from their toolboxes.
- Get handy with this coil setup for quick, no fuss repairs on the shop floor.

✝️