Klein® Auger Bit, Flexible Long, 3/4 in dia, 72 in OAL, 3-Flat Shank, Screw point, HSS, Oxide Coated, Applicable Materials: Wood.Made of top-of-the-line materials for longer lasting performance, Klein® diverse line of drill bits and hole making products and accessories provide accuracy and consistency to get the job done right. Klein® 53751 Flexible Long Auger Bit with Screw Point, 3/4 in dia, 72 in OAL, Screw Point, Oxide Coated