COPPER AND COPPER ALLOY (BRASS) INGOTS & BILLETS INCLUDING COPPER ALLOY EXTRUSIONS RODS (6 MM - 75 MM) IN ROUND, HEX, SQUARE &FLAT, SECTIONS & PROFILES (AS PER DRAWINGS), HOLLOW RODS IN CONFIRMATION TO DIFFERENT STANDARDS LIKE IS, BS, DIN, ASTM, JIS, UNS,