IRWIN 10234 STEP DRL #4 3/16-7/8IN 12 SZ

Engineered for precision and control, this step drill bit from IRWIN ranges from 3/16-inch to 7/8-inch, making it ideal for a variety of materials including stainless steel, copper, brass, aluminum, plastic, and laminates. The innovative single-flute cutting edge enhances the drilling experience by providing greater control as you transition through different steps, while the new SpeedPoint tip allows for quicker penetration, reducing the likelihood of walking during use. A hex shank design ensures a secure grip in the drill chuck, minimizing slippage and optimizing performance. For those seeking durability, there is also an option available with a titanium nitride (TiN) coating to extend the tool’s life, making it a reliable choice for both DIY enthusiasts and professional tradespeople alike.