The Crescent Flat Spade Bit features a reinforced tip geometry for increased durability, longer life, and a smooth cut. The advanced cutting grooves ensure easier wood boring along with fast and easy chip removal for efficiency on the job. A reinforced shank with torsion zone allows for aggressive cuts to be made at rapid speeds. The 1/4" quick release hex shank is impact rated for use in cordless and corded impact and drill drivers.