supply of 1. hss high cobalt parallel shank drill bit of size- 8 mm, working length 75mm similar to part no.2608585894 of bosch suitable for drilling in ss sheet.2. stopper for middle berth to drg.no.lscn/eog-6-1-033, item-1, alt-a for poh of lhb accn coaches. , stopper for middle berth to drg.no.lscn/eog-6-1-033, item-1, alt-a for poh of lhb a ccn coaches. [ warranty period: 30 months after the date of delivery ] ] , hss high cobalt parallel shank drill bit of size- 8 mm, working length 75mm simi lar to part no.2608585894 of bosch suitable for drilling in ss sheet [ warranty period: 30 mo nths after the date of delivery ] ]