XRP™ Cordless Impact Wrench Kit, Square/Straight Drive, 1/2 in Drive, 2600 ipm, 300 ft-lb, 165 300 ft-lb of maximum torque to perform a wide range of heavy-duty fastening applications Rocker switch design for fast and easy forward and reverse Durable magnesium gear case and all-metal transmission for extended durability 1650 rpm/2600 ipm for faster application speed Comfort grip provides maximum comfort Heavy-duty impact mechanism directs torque to fastener without kickback