Chandra Proteco Ltd is an ISO 9001-2008, 14001-2004 and 18001-2007 awarded company that manufactures Hard Drawn Grooved Copper Contact Wire.The other products manufactured by Chandra Proteco Ltd. Include cast rods and Copper flats. Hard Drawn Grooved Copper Contact Wire is available in three different types with different ranges. 107 sq mm Hard Drawn Grooved Copper Contact Wire is manufactured with CCC Rods. 150 sq mm tin alloy round bottom Copper Contact Wire is made with silver brazed jointing technique.