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

Post Date:	4/20/2008
Expiry Date:	7/19/2008