Hdcarpentry - Dewalt 20v max mid torques. The DCF894 and DCF891 look very similar but there is a big difference in performance. The DCF 891 has about double the fastening torque as
DeWalt DCF 894 N (Rechargeable battery operated) - buy at Galaxus
DEWALT 20 V MAX XR 1/2 in. Mid-Range Cordless Impact Wrench with Hog Ring
DeWalt DCF 894 N (Rechargeable battery operated) - buy at Galaxus
DEWALT 20V MAX XR Impact Wrench, Cordless, 1/2-Inch with Detent Pin Anvil, 330-lbs of Torque, 3,100 IPM, Bare Tool Only (DCF894B) - Amazon.com
Amazon.com: DEWALT Llave de impacto inalámbrica MAX* XR de 20 V con yunque de anillo de cerdo, 1/2 pulgada, solo herramienta (DCF894HB) : Herramientas y Mejoras del Hogar