GMCI has a partnership with a group of certified investment facilities that are Tu/V/ISO 9001 2000 and PED/TRD-100, TS 16949 for automotive, plumbing, valve, and OEM manufactures for high quality, precision products made to the customers specifications. GMCI also offers a unique process of investment castings called Water Glass that can produce parts for less cost than the traditional investment castings. Ask your representative for more information. Part size range from ounces to 300 lbs.