Tenders for Supply of Hard Drawn Grooved Copper Contact Wire :- Jointless Grooved Copper Contact Wire 107 Sq.Mm Made Out Of Continuous Cast Copper Wire.As Per Rdso Spec.No.Eti/Ohe/76 6/97 With A And C Slip No.1, 3, 4, 5, 6, 7, 8, 9 & 10 Or Latest From Rdso Approved Sources. Hard Drawn Grooved Copper Contact Wire :- Jointless Grooved Copper Contact Wire 107 Sq.Mm Made Out Of Continuous Cast Copper Wire.As Per Rdso Spec.No.Eti/Ohe/76 6/97 With A And C Slip No.1, 3, 4, 5, 6, 7, 8, 9 & 10 Or Latest From Rdso Approved Sources.