supply of supply of structure bond made of 40 mm x 6 mm black-painted ms flat, complete with required galvanized nuts, bolts, and spring washers, suitable for earthing of ohe masts in 25 kv ac traction systems, as per rdso drawing no. eti/ohe/p/7000.supply of structure bond made of 40 mm x 6 mm black-painted ms flat, complete with required galvanized nuts, bolts, and spring washers, suitable for earthing of ohe masts in 25 kv ac traction systems, as per rdso drawing no. eti/ohe/p/7000.,supply of structure bond made of 40 mm x 6 mm black-painted ms flat, complete with requir ed galvanized nuts, bolts, and spring washers, suitable for earthing of ohe masts in 25 kv ac traction syste ms, as per rdso drawing no. eti/ohe/p/7000. [ warranty period: 30 months after the date of delivery ] ]