Stahlwille 1/2-Inch (12.5 mm) Square Drive, 6-Point Extra Deep Socket is made with high performance steel with polished chrome finish to prevent rusting and it is built to last even when used in tough conditions. This is designed for use with a ratchet for optimum use. Stahlwille High Performance Quality sockets are extremely resilient but thin-walled and gentle on fastener heads. It is heat treated to ensure durability and serviceability to meet your needs. Made, of course, in Germany as premium quality tools and manufactured under the most stringent quality control conditions and adheres to DIN 3124/ISO 2725-1, E DIN EN 3710, and E DIN EN 3709 (test loads) specifications. Stahlwille is the name of problem solvers. From screw extractors to pipe cutters, our products do a better job and stand up to even the toughest tasks. We offer a wide range of special-purpose and demolition tools that allow your technicians to complete the job without any high-quality problems. Simple to use, top quality, and durable. Stahlwille is recognized as being a leading, worldwide pace-setter in the hand tools industry and its name has always stood for tools that go well beyond the standard solution. Stahlwille products provide a lifetime of trouble-free service built with uncompromising quality.