Precious Fabcast Pvt. Ltd. Offers M.S or S.S Constructed Screw Conveyor. Precious Fabcast Pvt. Ltd. Is an ISO 9001: 2000 certified company. The M.S or S.S Constructed Screw Conveyor is available in different sizes starting from 150 mm diameter to 600 diameter in different length. The M.S or S.S Constructed Screw Conveyor could be used either horizontally or up to an inclination of 45 degree or so.