IRWIN 15104 15104 STEP DRL #4T 3/16-7/8″ TIN 12 SZ

Engineered with precision and efficiency in mind, this step drill bit is ideal for creating clean, efficient holes in a variety of thin materials such as stainless steel, brass, and plastic. The innovative speedpoint tip allows for faster penetration than traditional unibits, reducing the risk of walking during the drilling process. Featuring a single-flute cutting edge, it provides greater control as you progress through the steps, while the 3 flatted shank design ensures a secure grip in the drill chuck, preventing slippage. With this durable titanium nitride-coated drill bit, you can achieve professional results in your drilling tasks, making it a versatile addition to any toolbox.