Heavy Duty Thread Repair Kit With Metric And Imperial Self-Tapping Inserts, Drill Bits, Taps, Breaking Pins And Insertion Tools For Automotive, Switchgear And Industrial Equipment, Restores Stripped Threads Permanently And Keeps Parts Tight
✔️ 261-piece kit with metric & imperial inserts, taps, drills, and case
Designed for permanent restoration of stripped threads in metal components, this heavy-duty kit is a professional-grade solution for engines, transmissions, switchgear, and other industrial equipment. It’s ideal for on-site repairs in automotive shops, electrical panels, HVAC systems, and manufacturing maintenance where OEM integrity matters.
✅ 261-piece kit with 10 labeled repair sets, storage boxes, L-wrench, and manual
✅ 304 stainless steel wire thread inserts for corrosion resistance
✅ Hardened high-speed steel taps and drills (HRC58 to 60) for durable cuts
✅ Metric (M5×0.8 to M12×1.75) and imperial (1/4-20 to 1/2-13) thread coverage
✅ Includes breaking pins and insertion tools for quick field work
💡 What is a heavy-duty thread repair kit used for in automotive and industrial settings?
It provides a permanent fix for stripped threads and keeps assemblies tight.
- thread restoration across metric and imperial sizes (M5×0.8 to M12×1.75, 1/4-20 to 1/2-13)
- 304 stainless inserts and hardened taps and drills for durability
- on-site repairs for engines, switchgear, HVAC, and CNC bases
- complete 261-piece set with case, manual, insertion tools