Cutting spurs have three cutting edges for added durability, full screw tip allows bit to self feed, tri-flute design for faster chip ejection, grooved hex shank prevents slipping, fits all standard 1/4" quick change chucks.
Tri-Flute design for faster chip ejection, cutting spurs have three cutting edges for added durability, full screw tip allows bit to self feed. Grooved hex shank prevents slipping in drill chuck or bit extension; fits all standard 1/4" quick change chucks.
Coated flutes for fast chip removal. Double wing spurs for clean hole cutting. 1/4" power groove shank fits all 1/4" extensions.
Full length heat treated bit with wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter. Single spur cutting edge scribes the circumference of the hole; coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2" twist length and a 7-1/2" overall length.