supply of set of nut & bolts and washers for the ground connections (drg. no. rdso/s 3361-62) as per is: 2585, is: 3063 & is: 1363 with latest amendments.set of nut & bolts and washers for the ground connections (drg. no. rdso/s 3361-62) as per is: 2585, is: 3063 & is: 1363 with latest amendments.,set of nut & bolts and washers for the ground connections (drg. no. rdso/s 3361-62) as per is: 2585, i s: 3063 & is: 1363 with latest amendments. one set consists of : 1. bolt special head (with castle nut) as per rdso d rg. rdso/sa 9157-59 qty 04 sets 2. bolt special head as per rdso drg. rdso/sa 312/m qty-02 sets 3. ms hex head b olt m20x75mm with hex nut qty -04 sets 4. ms washer(punched) m20 qty-10 nos. [ warranty period: 30 months aft er the date of delivery ] ]