Brushless Motor 36N.m,The operating time increases by 50%. 18 + 2 Clutch, 2 Speed Shift & 319In-lb Torque,Equipped with 2 in 1 working mode-drive and drilling,21V drilling / driver is your good partner for work. 18 adjustable clutch settings with variable pressure trigger (2 speed: 0-450RPM, 0-1450RPM) help to accurately complete various applications. Copper Motor, 3/8Metal Chuck & Forward/Reserve Control,The adjustable metal chuck can be inserted into a drill or screwdriver with a diameter of up to 3/8 '(10mm) 21V Cordless Drill with 1.5Ah Battery,Our tool box with drill also equipped with 1500mAh rechargeable nickel-cadmium batteries (including chargers) can be charged in 3 to 5 hours, and it can carry out a large number of charge and discharge cycles. After-Sales Service:Quality Assurance100% Satisfaction ,We adhere to the principle of customer first, serve customers,.If you have any questions or suggestions, please contact us.