A socket wrench most commonly refers to a hand tool in which a metal handle is attached to a ratcheting mechanism which attaches to a socket, which in turn fits on a type of bolt or nut. It is especially suitable for screwing bolts or nuts in narrow operating spaces or deep recesses. Sockets has two shapes, hexagon and dodecagon, and the main specification is 1/4", 3/8", 1/2", 3/4" and 1", etc. Wrenches are commonly-used hand tools for installation and removal, it uses the principle of leverage to twist bolts, screws, nuts, and other threaded fasteners that hold open or threaded holes in bolts or nuts. Deli Tools can offer a wide range of sockets and wrenches for different usage scenarios, like adjustable wrenches, combination wrench sets, multifunctional wrenches, torque wrench, ratchet wrenches, sockets sets, and other accessories.