IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. IVY Classic 5-Piece Number/Letter Drill Bit Set is designed for drilling stainless and hard steel, plastic and wood. These precision ground, bright finish bits are constructed out of hardened and tempered M2 high-speed steel and fall between standard fractional drill sizes. These jobber length bits feature a 135-degree split point for fast penetration and accurate self starting with no center punch. Their polished flutes increase chip ejection.