supply of set of hex head bolt (ht) with nut, spring and flat washer.set of hex head bolt (ht) with nut, spring and flat washer.,set of hex head bolt (ht) with nut, spring and flat washer. 1). bolt size- 12x90mm (02 nos.) , nut size 12mm (02 nos), spring washer-12mm (02 nos), flat washer-12mm (02 nos. grade-10.9 is-1364 2). bolt size-12x60mm (04 nos.,nut size-12mm (04 nos), flat washer-12mm (04 nos) grade-10.9 is-1364. make unbrako/tvs or similar. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]