The Most Powerful 1/2" Impact Ever Made: DeWALT's All New DCF900 - YouTube
Exactly How Much Torque Can DeWALT's Latest Impact Make? - YouTube
DEWALT 20V MAX Brushless Cordless Hammer Drill/Driver and Impact Driver Combo Kit with DEWALT POWERSTACK Compact Batteries in the Power Tool Combo Kits department at Lowes.com