Take on challenging remodeling work with the DEWALT® general purpose 3-sided oscillating blade (dwa4283) that's engineered to deliver fast performance. Designed to make plunge and rip cuts in drywall and cut through wood with nails, this durable BI-metal blade features a proprietary 3-sided design. With a cutting width of 2 1/8 in. (54 mm), this blade is ideal for installing single hallway electrical boxes. This 3-sided oscillating blade offers tool-free blade changes for convenience and speed on t