Check the listing for details. 16sets Self Centering Drill Bit Set High Speed Steel Hex Shank Woodworking Bits. Condition: New. Listed at 18.61 USD. Self centering drill bit set is designed to provide precise positioning when drilling holes. This design ensures that the drill bit centers itself accurately on the desired spot, results in clean and accurate holes with minimal effort. Self-centering drill bit sets are constructed from high speed steel, which is durable, high strength, and resistance to wear and tear, providing a reliable performance over time.This centering drill bit set includes a variety of bit sizes to accommodate different hole diameters, helps to tackle various drilling tasks without having to purchase individual drill bits separately. It provides flexibility and convenience, making the set suitable for multiple applications.The centered drilling eliminates the risk of off-center holes or slippage, resulting in clean and accurate holes.