The Milwaukee Tool 48-89-9212 No. 12 Step Drill Bit is a high-quality drill bit suitable for a variety of drilling tasks. With a diameter ranging from 7/8" to 1-3/8", this bit is perfect for drilling holes in a range of sizes. Made by the trusted brand Milwaukee, you can rely on this drill bit to provide precise and efficient drilling performance. Ideal for professionals and DIY enthusiasts alike, this step drill bit is a must-have tool for any workshop or toolbox.