MasterSource | Global Leader in Specialty Metals MasterSource, summit ohio, akron ohio, hard to find metals, metal distributor, aircraft, aerospace materials, high tech, transportation materials, chemical, pharmacuetical, medical equipment, marine, naval, general engineering materials, alloys, steel, plate, bar, rod, brass, bronze, copper, custom shapes MasterSource a stocking distributor of Aircraft Quality & Vac Melt Alloys, PH Stainless, Maraging Steel, Aermet, Titanium, Bronze, Brass, copper, Nickel, Steel, stainless and hard to find metals.