Hex Head Screw M-16X50 Mm , As Per Iso 4017/Is:1364 Part-2 Zinc Flake Coating(Geomet 321 Or Equi Valent) With Top Coat, Without Any Hexavalent Chromium Without Any Integrated Or Sperately Added Lubricant, Minimu M Salt Spray Test Life Fo 1000 Hours Shall Be Ensured Is:1364(Part-2),Make-Deepak Fasteners, Sundaram Fasteners, L Ps Bossard, As Per Icf Drg. 88902001 Alt D. Item No.5 [ Warranty Period: 30 Months After The Date Of Delivery ] ]