supply of set of hex head bolts of different sizes required for maintenance of tmb, mrb & ocb filters in ac electric locomotives. , set of hex head bolts of different sizes required for maintenance of tmb, mrb & ocb filters in ac e lectric locomotives. set consists of 06 items. set details as follows. a) hex head bolt full threaded size: m8 x 15 mm, grade: 8.8 as per is:1364(part-2), along with suitable one nut, grade: 8.0 as per is:1364(part-3), two flat w ashers as per is:2016 and two spring washers as per is: 3063. qty/set.-01 set. b) hex head bolt full threaded si ze: m8 x 20mm, grade: 8.8 as per is:1364(part-2), along with suitable one nut, grade: 8.0 as per is:1364(part-3), two flat washers as per is:2016 and two spring washers as per is: 3063. qty/set.- 01 set. c) hex head bolt full t hreaded size: m8 x 25mm, grade: 8.8 as per is:1364(part-2), along with suitable one nut, grade: 8.0 as per is:1 364(part-3), two flat washers as per is: 2016 and two spring washers as per is: 3063. qty/set.-01 set. d) hex he ad bolt full threaded size: m8 x30mm, grade: 8.8 as per is: 1364(part-2), along with suitable one nut, grade: 8.0 as per is: 1364(part-3), two flat washersas per is: 2016 and two spring washers as per is: 3063.qty/set. = 01 s et. e) hex head bolt full threaded size: m8 x45mm, grade: 8.8 as per is: 1364(part-2), along with suitable one n ut, grade: 8.0 as per is:1364(part-3), two flat washers as per is:2016 and two spring washers as per is:3063. qt y/set.-01 set. f) hex head bolt full threaded size: m8 x70mm, grade: 8.8 as per is:1364(part-2), along with suita ble one nut, grade: 8.0 as per is:1364(part-3), two flat washers as per is:2016 and two spring washers as per is :3063. qty/set.-01 set. note: 1) all dimensions are in mm. 2)all are zinc coated. 3) one sample set should be got approved before effecting bulk supply. 4) firm must mention the make of the offered material while participatin g in the tender. [ warranty period: 30 months after the date of delivery ] ]