Universal Socket Set This socket wrench set has a wide range of adjustment range, suitable for 7-19mm nut and bolt heads. Can be used with an electric drill. or ratchet. A socket set fits most nuts/bolts. This automatically adjusts the functional socket set to fit each shape. Can be used to remove irregular screws, swivel hooks, tighten triangular nuts/bolts, Square, hexagonal, staggered, butterfly and other polygons. (Can not be used for small round fasteners) The easy-to-carry multifunctional head of the socket wrench adopts the honeycomb principle. Each bracket is independently adjustable and movable to accommodate nuts and bolts of different shapes and sizes. To avoid frequent replacement of sleeves. One to many, you only need to carry these socket wrenches, saving you the trouble of buying sockets of different sizes. Forged from Luofan alloy steel to ensure anti-slip, the socket wrench set adopts mirror coating for anti-rust treatment and overall heat treatment. It has high