Profile: Sieb & Meyer USA designs, manufactures and services motion control products. Our product line includes automatic lathe, CNC grinding, milling & turning, frequency converters, fastening systems, servo amplifiers and servo motors. Our vector-controlled frequency converter FC71 is conceived for machine tools used for most complex tasks such as positioning, hard threading and tool changing within the power range of 20 - 150 kVA. Our Press-61 program provides a unique spindle configuration feature allowing custom motors, gearboxes and force transducers to be combined.