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Your cart is empty. This product is made of high speed steel and cobalt material.
After using full grinding process, it has stronger cutting ability and longer service life.
Suitable for processing non-ferrous metals (such as copper and aluminum), non metallic and ferrous metals (such as iron, steel and stainless steel).
Straight shank works in both keyed and key-less drill chucks.
The advantages of full grinding drill bit:High geometric precision, strong cutting ability.
Smooth surface finish, long service life.
Wider using range (rough processing, finishing, semi finishing), and comes with edge clear function, make processing products have better surface finish.
Andrzej Drozd
Reviewed in the United States on December 23, 2023
good quality. works good
Chrisotpher Y
Reviewed in the United States on August 3, 2021
Drill bits did not last. Pre-drilled stainless steel and then tried to finish with these 6.8 mm drill bits. The first bit was defective. The second one manged 4 holes and the third drill bit lasted only 4 holes. Buyer Beware.
Keith K.
Reviewed in the United States on January 8, 2019
these are hard enough to do pretty tough drilling in hard metals.
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