Introducing the DCK KPB20S 4.0 Amp 1/2" Impact Wrench. With a powerful motor, it delivers 1800 RPM and 2000 impacts per minute. The tool handles bolt sizes ranging from M12 to M20mm and has a maximum torque of 220-258 ft. lbs. The all-metal casing ensures durability, and the compact design offers easy handling. Ideal for garage door installers and metal framers, it features a convenient reverse switch and a 1/2" detent pin anvil for secure accessory retention.