IRWIN Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits
Last twice as longCut twice as fastChamfered Cutting Edges for increased durability and longer lifeOptimized Point Tip to help minimize splintering and control speedReinforced Shank for fast speeds and aggressive cutPatented Blue-GrooveTM design for fast chip removalImpact Accessible for use with Impact Drivers
