Elevate your drilling game with the Irwin Unibit 1/8 to 1/2 High Speed Steel Step Drill Bit. This versatile tool features a square shank design, ensuring a secure grip in your drill, reducing slippage during use. Made from high-speed steel, it offers exceptional durability and heat resistance, making it perfect for various materials, including metal and plastic. With its step design, you can easily create multiple hole sizes without changing bits, saving you time and effort. Ideal for both professionals and DIY enthusiasts, this single piece is a must-have for your toolbox!