supply of stainless steel 304 grade bolt hexagonal head etc.stainless steel 304 grade bolt hexagonal head etc.,stainless steel 304 grade bolt hexagonal head fully threaded of size m12 x 50 mm with nylock nut, two flat washers and one spring washer conforming to is 1367 - 14 - 2002. material should be supplied in assembled condition. [ warranty period: 30 months after the date of delivery ] , set of stainless steel(ss 304) nut, bolt and washers for battery box fitment in lhb coaches 1)ss304-a2 hex full threaded bolt m16*70mm-8.8 specn iso 4014-01 no. 2)ss304-a2 plain washer size m16 din 125/is 2016 qty-02 no. 3) ss304-a2 spring washer size m16 din 125/is 2016 qty-01 no. 4)ss304-a2 nylock nut size: m16 confirming to din 982 qty: 01 no. one set consists of 04 items qty 05 nos. [ warranty period: 30 months after the date of delivery ]