DEWALT 20V MAX XR 1/2" High Torque Impact Wrench, Cordless, Detent Anvil, Tool Only (DCF899B) - Amazon.com
Dewalt DCF885C1 20V MAX Brushed Lithium-Ion 1-4 in. Cordless Impact Driver Kit (1.5 Ah) | CPO Outlets
IMPACT WRENCH 1/2" CORDLESS 20V MAX (DEW-DCF889B-&&) - Ballard Industrial
DEWALT DCF899P2-20V MAX* XR Brushless High Torque 1/2" Impact Wrench Kit w/Detent Anvil Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.
DEWALT 20-volt Max Variable Speed Cordless Impact Driver (1-Battery Included) in the Impact Drivers department at Lowes.com