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Your cart is empty.Helical Insert, Free Running, 304 Stainless Steel, Internal Thread Size 3/8-16, Thread Type UNC, Thread Direction Right Hand, Length 0.562 In, Free Coil Dia. 0.462 In, Tap Sizes 3/8-16 STI, Aluminum Drill Size X, Tensile Strength 200, 000 to 250, 000 PSI, Rockwell Hardness C43-C50, For Metal, Package Quantity 12
Toolpile
Reviewed in the United States on December 20, 2024
The real thing.
L S.
Reviewed in the United States on August 20, 2022
I ordered two 3/8x16 packs of 12 Helicoils I received one and a pack of 5/16x18 Otherwise, there is nothing wrong with the product
Johns
Reviewed in the United States on January 6, 2022
these work great for repairing threaded holes
Mark Z.
Reviewed in the United States on August 24, 2020
Exactly what I wanted
Rod D.
Reviewed in the United States on March 27, 2017
These are good coils. they work fine.
dano
Reviewed in the United States on July 8, 2014
One of the best things invented in auto repair shure get you out of a bind quick.
Robbie Smith
Reviewed in the United States on October 2, 2014
bought this to replace a heli coil that had finally worn out. easy to take old one out and replace
Art from NJ
Reviewed in the United States on February 15, 2010
Can't beat the price. If you don't need it that day this is the way to go. If you need it right now then you'll have to pay full list price which is about 4-5 times more. Shipping is fast using standard shipping, only took a few days.
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