Crest Group (Hk) Co., Ltd.
City : Hongkong
Province/State : Hongkong
Country/Region : China
Telephone: 00-852-21381102
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Hss Twist Drills with Dense Flute &tin Coated & Tri-Shank
The drills as picture is fully ground drills with dense flute, dense flute can make scrap fast out .
Then invoid the heating of the hole to hurt the drills. So extend the life of drills. Also the drills with tri-shank, of course, if you want normal shank , it has no problem
