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3520-4.00K M4-.7 Thread Repair Kit (1 Kitper Pack)

Free shipping on orders over $29.99

$46.09

$ 20 .99 $20.99

In Stock
  • Thread repair kit containing drill, tap, installation tool, tang break tool, quantity of inserts and instructions
  • Used to repair damaged or worn out threads
  • Used to create new stronger threads in original equipment
  • Provide a permanent, corrosion and wear resistant internal thread
  • Powercoil kits contain the wire thread inserts, tap, installation tool


Powercoil wire thread inserts are manufactured from precision Profiled diamond shaped stainless steel wire and formed into a Helical spiral. They provide high strength internal threads that resist the effects of temperature and corrosion. Their unique design ensures superior threads whose compound performance cannot be reproduced by any other single fastening method. They are much lighter and less expensive than any other equivalent Type of thread insert and because of their compact size they can generally be Incorporated into existing designs where no previous provision has been made.


Robert B Goble
Reviewed in the United States on February 9, 2025
I bought this kit (I actually bought two) and it does what it does - performs the task. It's what you need to get the job done for sure but use caution and care - and be certain of your technique and execution as it is not forging of mistakes.
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