http://tinyurl.com/p8cf659<P>DEWALT DC800KL 36-Volt 1/2-inch Lithium Ion Cordless Impact Wrench Kit with NANO TechnologyProduct Review<P> Click on the link for more reviews<P>DEWALT-built high torque, high efficiency motor with replaceable brushes delivers maximum performance in all fastening applications<P>DEWALT exclusive lithium-ion cells offer long battery life; durability: 2,000 recharges<P>Preferred rocker switch design for fast and easy forward and reverse<P>Patented all-metal anvil provides durability and prevents shearing<P>Anti-slip comfort grip provides increased comfort and control; High speed all-metal transmission delivers 1,400 rpm for increased productivity<P>