Universal Socket: Whether it's a professional craftsman or a DIYer, one will use universal socket, a set of universal socket wrenches suitable for standard 1/4 to 3/4 inch nuts and to metric nuts from 7 to 19 mm, as well as other objects of various shapes and sizes. Universal socket can meet all your needs and can improve work efficiency High quality: The socket set contains 54 pins made of high quality hardened steel, heat treatment finish, the hardness can reach 56HRC , high hardness, can provide adequate service life and reliability.The universal socket wrench is with the honeycomb design, the most sturdy in the set Adjustable Function: Wrench adapter can be used for power drills and ratchet wrenches, instantly adjusted to grip most metric nuts, wing nuts, split nuts, stripped nuts, eye bolts, square nuts, hexes and most shapes Irregular Wide Application: Universal socket with drill adapter and socket extension bar, can be used with drill tools or 3/8'' socket wrench; Perfect for auto repair, yard decoration, manufacturing, construction, home maintenance A great gadget gift for men: Universal sockets are a great socket wrench men who work in construction, home renovations and other DIY projects. It is a beautiful unique gift to give on various occasions like Christmas Holiday, Father's Day, Birthday or Commemoration. It reflects a new trend, which is fun, practical and functional at the same time. All in all, it's the best gift for men Specification: Usage frame: 7-19 mm Size: 52 x 26 mm Net weight: 163g