CORDLESS HIGH-SPEED AUGER BIT DESIGN: Specially designed bits for cordless drills in high-speed mode, with no-catch tips for up to 2x more holes per battery charge SPECIALLY DESIGNED BIT HEADS: Engineered to work in cordless high-speed mode REDUCED PITCH TIPS: Deliver up to 2x more holes per charge REINFORCED TIPS: Furnish up to 2x longer life than standard auger bits EFFECTIVE OVERALL LENGTH: Built to be 6-1/2 in. long for use in-between studs and in tight areas FORTIFIED BIT SPINE: Provides additional strength during aggressive drilling and quicker material removal PREMIUM BIT MATERIAL: Combined with innovation for great performance and life