... Fe: ≤0.5Sb: ≤0.01 Bi: ≤0.003 brass bar & rod Round,Square,Hexagon,Flat,Rectaguar and other special shapes ... ,excellent cutting and drilling performance.Brass bar & rodleaded brass, non lead free cutting brass, ordinary brass Round,Square,Hexagon,Flat,Rectangular ... with the machine.Widely used in condenser, radiator, medals, pipes, shells, paper net, musical instruments, deep drawing parts, electrical ...