Milwaukee 3/16"-7/8" #4 Cobalt Step Drill Bit is designed to deliver precision and durability for drilling tasks up to 14 gauge. This drill bit features an elongated dual-flute design that effectively manages heat, ensuring longer life and better performance. Its Rapid Strike™ tip enables fast starts, especially useful for stainless steel applications, while the smaller steps provide smooth and controlled drilling. The 3-Flat Secure Grip™ shanks help reduce bit slippage in the chuck, enhancing stability during use. Additionally, laser-engraved reference marks make it easy to track drilling depth for accuracy and efficiency. Model Number: 48-89-9284