The SERCO TU machining units are designed for the repair and maintenance of virtually any component: Flanges, Grooves, Safety valves, Sealing surfaces, Hole surfaces, High pressure valves, Bolt extraction, Flat seats, Conical seats, Manholes, Diesel engine repairs, RTJ Grooves etc.The portable machining unit SERCO TU200 for flanges and valves is the smallest model in the SERCO TU series. This versatile machine is equipped with manually controlled axial and radial feeds. With its compact size and light weight (15 kg (33 LB)), it can be used in very confined spaces, but still performs to an accuracy of 0.01 mm. The machine can be used with the FC300 chain system for clamping it securely onto the outside of the part to be machined.