supply of set of hex head bolts of different sizes required for sl front inspection cover fixing purpose in ac electric locomotives. , set of hex head bolts of different sizes required for sl front inspection cover fixing purpose in ac electric l ocomotives. 1) size: m8 x 40 mm (dia: 08mm, length: 40mm, pitch: 1.25mm, grade 8.8, is: 1367) along with one suita ble nut - 01 no. 2) size: m8 x 20 mm (dia: 08mm, length: 20mm, pitch: 1.25mm, grade 8.8, is: 1364 part-1) along with one suitable nut - 01 no. makes: unbrako/ tvs/ dfl/ lps/ sundeep/ bimco or its similar. note: 1) all dimensions are in m m. 2) all materials are zinc coated. 3) one sample set of each subject item should be got approved before effecting bulk supply. 4). firm shall quote any one make for the tendered description along with valid authorization, if vendor offers/bi ds for more than one make or if the firm mentions, as per tender in their bid(s), their offer will be summarily rejected. [ warranty period: 30 months after the date of delivery ] ]