Helicoil Thread Repair Kit SAE 131-Piece HSS Drill And Insert Set For Repairing Damaged And Stripped Internal Threads In Metal Cars And Machinery Including 25 Inserts Each 1/4-20, 5/16-18, 3/8-16, 7/16-14 And 10 Inserts 1/2-13 With 5 HSS Drill Bits,

131-Piece Thread Repair Kit with HSS Drill Bits
✔️ 131-piece kit: 25 inserts 1/4-20 to 7/16-14, 10 of 1/2-13

The SAE 131-piece thread repair kit is designed to restore damaged or stripped internal threads in metal components, engines, and machinery. It’s ideal for automotive, plumbing, and industrial maintenance where strong, durable threads matter.

✅ 131-piece kit with inserts in 1/4-20, 5/16-18, 3/8-16, 7/16-14 (25 inserts each)
✅ 10 inserts 1/2-13
✅ 5 HSS drill bits included
✅ 5 HSS taps included
✅ 5 break pin tools included
✅ 304 stainless thread inserts for durability
✅ Blow-molded case for easy transport

💡 What is a thread repair kit used for and why is it handy in metalwork?
- Restores damaged threads in metal components to save parts
- Provides durable, ready-to-use inserts for longer service life
- Works with metal, plastic, and composite materials
- Great for automotive and plumbing field repairs