$64.80
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Perma-Coil Helicoil Kit for Sash Repair

$64.80

Repair stripped threads in a variety of metals with this handy kit. The helically coiled inserts are made from stainless steel that has been rolled to a carefully controlled diamond shape thread form. Designed to be slightly oversized in diameter, the insert expands outward with a spring-like action that securely grips the wall of the parent material to provide a much stronger, permanent thread.

  • 1221-304
  • M4 x 0.7
  • Metric
Regular price $64.80

Repair stripped threads in a variety of metals with this handy kit. The helically coiled inserts are made from stainless steel that has been rolled to a carefully controlled diamond shape thread form. Designed to be slightly oversized in diameter, the insert expands outward with a spring-like action that securely grips the wall of the parent material to provide a much stronger, permanent thread.

  • 1221-304
  • M4 x 0.7
  • Metric