Hollow Bars in confirmation to different standards like IS, BS, DIN, ASTM, JIS, UNS, CSA, UNI, BIS, AS and all other International standards of copper & Copper alloy Extrusions. Untitled-1Solid - Round, Square, Rectangular & Hexagonal Bars. Profile Sections Brasses Free cutting, Forging, Lead free, Naval & High tensile Bronzes - Phosphor, Manganese & Aluminium - Silicon. Cupro Nickle, Nickle Silver.