Wide Application: The socket set designed to fit standard 3/4» ratchets or impact wrenches commonly used in automotive repair and maintenance. Impact Resistance: Made of chrome-moly steel with black phosphate coating. Ensure withstanding high torque and force, or heavy vibrations and sudden impacts. Protect against corrosion and rust formation. Multiple Sizes: Inclde 8-piece sockets, having 2-1/16″, 2-1/8″, 2-3/16″, 2-1/4″, 2-5/16″, 2-3/8″, 2-7/16″, 2-1/2″ sizes. Accommodate different spindle axle impact wrenches, providing versatility and convenience. Precision Fit: .