... of valve, flange, gear, pinion shaft, gear reducer, gear coupling, pin coupling, screw rod, nut, shaft type, sleeve type, roller, ... we can cast various casting steel piece, casting iron, and precision castings less than 120 tons castings, such as roll, engine ... flangeφ1000 and shaft φ500×17000. Welcome to contact us. precision custom metal machning service/metal fabrication Service/machining parts