Tender For corrigendum : supply of s s nut bolt and washers : - set of stainless steel bolt size m12 x 50 mm long. bid item no. 1 , set of stainless steel bolt size m12 x 65 mm long. bid item no. 2 , set of stainless steel bolt size m12 x 80 mm long. bid item no. 3 , set of stainless steel bolt size m16 x 75 mm long. bid item no. 4 , set of stainless steel bolt size m16 x 90 mm long. bid item no. 5 , set of stainless steel bolt size m20 x 80 mm long. bid item no. 6 , set of stainless steel bolt size m20 x 105 mm long. bid item no. 7