supply of set of galvanized hexagonal head bolt and nut full thread.set of galvanized hexagonal head bolt and nut full thread.,set of galvanized hexagonal head bolt full thread with 01 nos. nut,02 nos.plain washer and 01 nos. spring washer of size m5 x 25mm with suitable standard plain washer & spring washers to is spec no: 136 4/94 part-2 or latest. [ warranty period: 30 months after the date of delivery ] ] , set of galvanized hexgonal head full threaded bolts & nut with washer of size m5x50mm. 1 set c onsisting of hex head bolt- 1 no, hex nut -1 no, plain washers -2 nos and spring washer - 1no. is 3063/2002, i n assembled condition as per is spec.no.1364/92. plain washer is 2016/67 [ warranty period: 30 months after the date of delivery ] ]