Irwin Speedbor MAX Auger Bit Set features six of the most commonly used drill bits. Bits feature Patented Blue Groove parabolic scoop for faster chip removal, chamfered cutting edges for increased durability, full screw tips for self-feeding, and grooved hex shanks that prevent slipping in all standard 1/4 In. quick change chucks. This set includes 1/2 In., 5/8 In., 3/4 In., 7/8 In., 1 In., and 1-1/4 In. bits, and a hard case with easy viewing of contents. Stackable - for convenient travel and storage.
