Termight Series 5/8in X17in Auger Bit TerMight drill bit models are offered in a wide variety of sizes for a multitude of uses Crafted for precise drilling in soft & hard wood, large section beam, chipboard, and plywood Tough construction  high carbon steel with full length heat treatment to guard against bending Screw-threaded center point for precise bit location & fast self-starting of the hole | Single outer cutting spur for splinter-free drilling & clean holes | Wide lands keep the bit straight as it bores Strength & Durability | Diameter: 5/8 | Length: 17