Operational since 1953, Material Alteration Co. Inc. does business as Haygood Scientific Tool Co. Located in Houston, Texas, it provides quality manufacturing and machining services. The company is primarily a custom job machine shop, manufacturing component parts. Material Alteration Co. Inc. specializes in products machined from carbon steel, stainless steel, aluminum, brass, inconel and other alloys. It uses most modern machining technologies with the latest innovations in Computer Numerical Control (CNC) multifunctional turning center. The company caters to the needs of oil, petro-chemical and ball valve industries.