tender for set of nut bolt and washer . one set consist following. (1) ht bolt . size: 20 mm x 45 mm, gr-8.8.( galvanized) . qty = 01 no. ( 2) spring washer. size- 22 mm( galvanized). qty- 01 no. (3) special squarewasher. size - thickness 05 mm, length -42 mm breadth-40 mm,hole dia -22 mm.(galvanized). qty= 01 no.grade- 10.9 is: 1367. make: unbrako /tvs/ lps.