DEWALT 20V MAX XR Cordless Ratchet, 3/8" and 1/2" Sealed Head Ratchet, Bare Tool Only (DCF510B) nterchangeable anvil design provides the ability to quickly swap between 3/8" and 1/2" square drives Brushless motor delivers 75 ft-lbs of max torque and 0-300 no-load RPM Help prevent damage from automotive oils and solvents with glass-filled nylon tool housing On-board LED light helps to illuminate lowlight spaces Variable speed trigger helps optimize user speed and control based on application Forward/reverse switch allows for efficient working in tight spaces Trigger lock helps prevent accidental activation when applied