TFSeven Multi-function Ratchet 7-19mm Drill Adapter Professional Grade Universal Socket Wrench Universal Socket Adapter (Socket Adapter+Handle) Fits standard 1/4- to 3/4-inch and metric 7-19mm nuts and bolt heads. Removable screws,rotating hooks,disassemble flat head screw. Single socket: replace (7-19 mm or 1/4" - 3/4") sockets, wrenches and other tools such as pliers It can be used in automotive industry, household maintenance, manufacturing industry,construction Lifetime Warranty . Return Full refund or get replacement for free .