For professional impact fastening and drilling applications. With up to 500 foot pounds of max torque, the impact wrench is great for drilling using auger bits and driving fasteners into wood, metal and concrete. It features a variable speed trigger and 7/16-Inch quick release chuck.Warnings Not insulated. Will not protect against electrical shock. Always use approved eye protection. Do not use to pry or chisel. Features Safety lockout switch 0 -1900 RPM variable speed trigger for better control 7/16-Inch (1.1 cm) quick-release chuck Powered by DeWALT 20V lithium-ion batteries Powered by DeWALT 20V Lithium-ion Batteries DeWALT is a registered trademark of the Black & Decker corporation Up to 500 foot-pounds of max torque Impact-rated for driving fasteners into wood, metal and concrete Brushless DC motor Torque: 500 ft-lb Speed: 0-1900 RPM Impacts per Minute: 0-2400 IPM Voltage: 20V Chuck Size: 7/16 in Motor Type: Brushless DC Power Source: 20V Lithium-Ion Battery Weight: 6.3 lbs Overall Length: 11 in (27.9 cm) Height: 10 in (25.4 cm) Width: 4 in (10.2 cm) Material: PA6 Glass Filled, TPE Housing Handle Type: Pistol Grip Drive Size: 7/16 in Quick-Release Safety Feature: Safety lockout switch Application: Drilling and fastening DownloadsSafety Data SheetSpec SheetVideo DownloadInstructionsBAT20_716_Instructions.pdf