supply of fully threaded hex. head boltfully threaded hex. head bolt,fully threaded hex. head bolt of size m12x50, hts, surface finish : zinc flake coating with silver colour. specification : iso 4017, grade: 10.9. a ccepted makes : tvs/unbrako/dfl/tuff. [ warranty period: 30 months after the date of delivery ] ] , hex. head nut of size m12, hts, surface finish : zinc flake coating with silver colour. specification: iso 4032, grade : 10. accepted makes : tvs/ unbrako/dfl/tuff. [ warranty period: 30 months after the date of delivery ] ] , hex. head thin lock nut of size m12, hts, surface finish : zinc flake coating with silver colour. specification: is 1364-p4, grade: 05 accepted m akes : tvs/unbrako/dfl/tuff. [ warranty period: 30 months after the date of delivery ] ] , plain washer of size m12, hts, surface finish : zinc flake coating with silver colour. specification: is 2016-300hv. accepted makes : tvs/unbra ko/dfl/tuff. [ warranty period: 30 months after the date of delivery ] ] , spring washer of size m12, hts, surface finish : zinc flake coating with silver colour. specification: is 3063. accepted makes : tvs/unbrako/df l/tuff. [ warranty period: 30 months after the date of delivery ] ] => limited