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E-Z Lok SK20910 Helical Threaded Insert Kit, 304 Stainless Steel, 5/16'-18 Thread Size, 0.313' Installed Length (Pack of 10)

4.9 (1) Write Review
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$27.23

$ 11 .99 $11.99

In Stock

About this item

  • QUICKLY REPAIR DAMAGED THREADS – Quickly repair damaged threads or reinforce tapped holes in soft metals with this helical thread repair kit.
  • STAINLESS STEEL WIRE – Kit includes stainless steel threaded inserts that are resistant to corrosion and can withstand temperatures to 800°F.
  • FOR USE WITH APPLICATIONS – The metal threaded inserts are designed for use with soft metals: aluminum, cast iron, magnesium, etc.
  • KIT INCLUDES – Convenient kit includes coil threaded inserts for metal, drill, STI tap, threaded insert installation tool, and tang break tools.


E-Z Lok manufactures threaded inserts for metal, plastic, and wood. The company is headquartered in Gardena, CA.


E. M. T. Auto and Fab
Reviewed in the United States on November 16, 2016
product was wonderful, but it gets a fail on packaging. every time you open it, you have to chase the inserts, and dig out the tools.