supply of set (wheel set) of hardwaresset (wheel set) of hardwares,set (wheel set) of hardwares for the wheel set assemblies and undergear assemblies of wap7/wag9 three phase locomotives. each set consists of three items as follows: (1)socket head ca p. screw-m12 x 30 (black). specifically confirms din 7984. abb drg no. ib 012-00761, qty per set-38 nos. (2) socket head cap. screw-m6x20(black). material- alloy steel, thread tolerance-class 6g. p.ci.- 12.9.specifically confirms to:-as1420-1973 or astm a 574 m80 or- din 912. abb drg no.182-00620, q ty per set-03 nos. (3) hex.head screw m12 x 40 (black), material-steel, thread tolerance- class 6g.p.ci -8.8 specifically confirms:-as 1110-1984.astm f568-79, cl.9.8 or iso 4017-1988 or din en 24017. a bb drg no.182-00641.qty per set-19 nos [ warranty period: 30 months after the date of delivery ] ] office of the dy. cee (p&d) west bengal 42.00 set