Amazon.com: Steelman 1/2-Inch Drive x 17mm 110 ft-lb Torque Extension Auto Tool for Impact Wrench, 8-5/8-inch Extension, Corrosion-Resistant Powder-Coated Steel, Light Purple : Tools & Home Improvement
Cordless Impact Wrench,450NM(332ft·lbs) High Torque ,Brushless Motor,1/2 inch impact gun with a 4.0Ah Li-Ion Battery, Suitable for family cars (Renewed) - Amazon.com
Quinn Precision Torque Screwdriver Set 10-50 in. lb. | eBay