Take on challenging applications with the DEWALT general purpose 1-1/4 in. PlungePoint oscillating blade (dwa4258). Designed to deliver up to 7X the life when cutting through framing nails*, this blade is engineered with a PlungePoint tip for quick and precise plunge cuts. 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 gang electrical boxes. *DEWALT 1-1/4" PlungePoint oscillating blade (dwa4258) vs previous generation DEWALT 1 ¼ bi-metal oscillating blade dwa4203 cutting nail embedded wood.