Knuth Machine Tools USA offers the Knuth Multi-Grind grinding machine for tool and die construction, mechanical production, design processes, laboratories and training. This effective and efficient grinding machine combines the functions of cylindrical, surface and tool grinding into one piece of equipment. The machine design makes it easy to grind tools including sharpening cutters and reamers as well as turning tools. Developed with a three-point bearing system to ensure minimum temperature effect and consistent grinding quality, the Multi-Grind is for heavy- to light-duty grinding jobs. Equipped with an easy-to-operate, three-speed grinding headstock, which allows for simultaneous setup of two different grinding wheels, this machine can be moved in transverse direction as well as vertically. It can also be rotated around the vertical axis making it highly flexibility for handling continuous and precise grinding cycles. Featuring hydraulic table feed drives with automatic change of direction, the Multi-Grind offers manually operated longitudinal feeds with hydraulic support to handle fast speeds up to 275 ipm. With a maximum grinding diameter of 8" and a maximum work piece length of 20", the Multi-Grind can handle internal spindle speeds of 13,500 rpm and external spindle speeds of 2,500 rpm. Built of solid cast-iron and weighing more than 2,800 lbs., the grinder is able to thoroughly minimize and absorb vibration, according to the company.