Power chucks for lathes; power-operated chucks for lathes; scroll-chucks for lathes; independent chucks for lathes; chucks for lathe; power-operated vises for metalworking machines; vises for metalworking machines; work piece grippers for metalworking machines; work piece holders for metalworking machines; work grippers for metalworking machines; grippers for metalworking machines; rotary cylinders for lathes; cylinders for lathes; rotary tables for metalworking machines; robotic work piece h...