The Senco DS5550 DuraSpin Screwdriver is a compact, well balanced machine thanks to its 5,000rpm high speed motor. It offers outstanding performance for the most demanding professional drywall installer. With a smooth drive operation and a variable speed trigger that allows you to control the rpm of the tool. Includes Senco's patent pending corner-fit indexing technology that allows placement of screws into tight places that are unreachable by any other auto-feed screw guns. Drives screws from 25-55mm in length. Quick slide button bit change and tool-free screw length adjustment, for ease when changing size, or application. Achieve a precise depth-of-drive adjustment with a depth lock. With reduced force required to drive, you can work all day with less fatigue. Ideal for applications including Drywall (wood or steel studs), Underlayment, Cement Board. Supplied with: 2 x Drive Bits, 1 x Drywall & Wood Nose Piece, 1 x Belt Hook (right or left handed adjustable) and 1 x Robust Carry Case. Comes with a 1 Year Limited Warranty. Specifications: No Load Speed: 0-5,000/min.Torque: 6.78Nm.Screw: Diameters: 3.5-4.2mm, Lengths: 25-55mm.Dimensions (LxWxH): 381 x 86 x 260mm.Weight: 2.13kg. The Senco DS5550 DuraSpin Screwdriver 25-55mm in the 110 Volt Version.