20 Volt Max* 1/4-Inch Brushless Impact Driver (Battery and Charger Inc – SENIX Tools
14.4 V 1/4" Drive MicroLithium Cordless Impact Wrench (Tool Only) (Hi-Viz) | CT825HVDB | Snap-on Store
Milwaukee 2656-20 M18 18V 1/4 Inch Lithium Ion Hex Impact Driver with 1,500 Inch Pounds of Torque and LED Lighting Array (Battery Not Included, Power Tool Only) - Amazon.com