With a wrench adapter for standard screws from 1/4 to 3/4"" and metric screws from 7 mm to 19 mm. Can be set to fit most metric bolts, wing nuts, broken nuts, stripped nuts, eye bolts, square nuts, hexagon, etc. Automatically adapts to any size and shape, is compact and easy to transport. Hexgon and roll pin can be tightly connected to the parts, seamless and not easy to slip. Suitable for the automotive industry, home maintenance, manufacturing, construction and other industries, also preferred by DIY enthusiasts. Features: 1. Easy access to electric drills, electric screwdrivers and manual ratchet wrenches. 2. Made of high strength alloy chrome vanadium steel with high torque, good toughness and longer life. 3. Hexagonal shank and round steel needle are tightly connected to parts and components, seamless and not easy to slide. 4. The sleeve can be adjusted instantly to grip hex nut, square nut, round shank eye, hook, turnbuckle and screw head. Specifications: Item type: multifunctional ratchet Material: chrome vanadium steel Package including: 1pc socket wrench