The M18 FUEL 2-Tool Combo Kit (2897-22PO) is the highest performing hammer drill and impact driver combo kit on the market.Also included is the M18 FUEL 1/4 in.Hex Impact drive in it's class.At 1800 in./lbs.of fastening torque.POWESTATE Brushless Motor,REDLINK PLUS Electronic Intelligence and REDLITHIUM Battery Technology,resulting in longer motor life with PACKOUT Storage System product.Retail $399.00