The Senco DS525-18V DuraSpin Auto-Feed Screwdriver is powered by an efficient, variable speed, brushless motor. It has a variable speed selector for heavy steel and a quick-release feed system with our patented corner fit technology. The DS525-18V also features feed on return, so the next screw is aligned with the bit for better line of sight and easier, more accurate screw placement. This tool is ideal for dry lining jobs. Comes with a 5-Year Warranty. Supplied with 2 x 18V 3.0Ah Li-ion Batteries, 1 x Li-ion Charger and 2 x 174mm Screwdriver Bits. Specification Fastener Type Collated Screws Fastener Length 25-55mm Screw Diameter 3.5-5.5mm Rotations per minute 5,000 rpm Torque 5Nm Tool Dimensions (LxWxH) 372 x 86 x 241mm Recharge Time 100% 45 minutes, 80% 15 minutes Weight 2.48kg