Hexagonal shanks for sure grip in the chuck. Sharp cutting lip and a wide single spiral flute gives ample clearance for chip flow. Center screw point starts hole and helps pull bits through material.Hexagonal shanks for sure grip in the chuck. Sharp cutting lip and a wide single spiral flute gives ample clearance for chip flow. Center screw point starts hole and helps pull bits through material. See More
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Hexagonal shanks for sure grip in the chuck. Sharp cutting lip and a wide single spiral flute gives ample clearance for chip flow. Center screw point starts hole and helps pull bits through material.
