・The less tensile force of the screw point designed allows minimum resistance as well as long life of buttery consumption.
・Double spurs allow minimum scribing.
・Double cutting lips and twists help to disperse the amount of chips out for fast, clean holes.
・The obtuse angle provides removal load reduction.
・Design for faster chip ejection and less reduction of the wood chips jam with compositing the spiral flute shape and the straight shape.
・6.35 mm hex shank for quick change chuck of the impact driver.