The Irwin Unibit Step Drill Bit is your go-to tool for precision drilling. Ranging from 1/4" to 3/4" in size, this 6-inch high-speed steel bit is designed to effortlessly create holes in various materials. Its square shank ensures a secure grip, providing stability during use. Ideal for both professionals and DIY enthusiasts, this versatile bit allows for smooth and accurate drilling without the need for multiple bits. Whether you're working on metal, plastic, or wood, the Irwin Unibit is a reliable choice for all your drilling needs.