supply of hexa hd screw , hexa hd screw iso 4017- m22x110 10.9, geo silver, with zinc flake coated. note:-1 - zinc el ectroplated to grade a3l of annexure-e of is1367(part-eleven). 2- zinc flake coating (geomet 321 or simila ) with top coat without any hexavalent chromium, without any integrated or separately added lubricant. mi nimum salt spray test life of 1000 hours is to be ensured 3- bolt & screws (with 10.9 property class) shall b e of make tvs or dfl/ unbrako. bolts & screws may be sourced from m/s lps bossard also. [ warranty p eriod: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , hexa hd screw iso 4017- m22x140 10.9, geo silver with zinc flake coated. note:-1 - zinc el ectroplated to grade a3l of annexure-e of is1367(part-eleven). 2- zinc flake coating (geomet 321 or simila ) with top coat without any hexavalent chromium, without any integrated or separately added lubricant. mi nimum salt spray test life of 1000 hours is to be ensured 3- bolt & screws (with 10.9 property class) shall b e of make tvs or dfl/ unbrako. bolts & screws may be sourced from m/s lps bossard also. [ warranty p eriod: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]