tender for discharge/earthing rod for 25 kv ac traction with top clamp (suitable for 36 to 50 mm bus bar) and 10 mtrs cablewith earthing clamp complete as per rdso specification no. eti/ohe/51(9/87) with a & c slip no.1 (oct.92) with rugged canvasbag for each discharge rod. make- core approved source.