You can permanently restore stripped or cross‑threaded fasteners with this all‑in‑one helicoil thread repair kit built for precise, repeatable results.
- Covers full SAE and metric ranges with drills and taps sized for 1/4, 5/16, 3/8, 7/16, 1/2 inch and M5 through M12.
- Contains 338 pieces including heat‑treated HSS drill bits, bearing steel taps, 304 stainless steel wire inserts, breakoff pins, and a rubber‑grip installation tool.
- Recreates factory‑strength internal threads in aluminum, iron, bronze, magnesium, and carbon steel without cracking the base material.
- Fits neatly into a durable storage case so you always carry the exact tap, drill, and hex key needed for each job.
