Best Gadgets Tools for Men - Unique design of this universal socket can automatically adjust to any size or shape, suitable for standard 1/4 to 3/4 inches and metric 7mm to 19mm screws, nuts, and blots, meeting all your needs. Compact and portable is easy for you to carry anywhere you want. UNIVERSAL FIT - This universal socket wrench can be adjusted immediately to grasp most metric, wing nuts, broken nuts, stripped nuts, eye bolts, square nuts, hexes, etc. Equipped with power drill adapter, it is easy connect with most electric drills, electric screwdrivers and manual ratchet wrenches.