... fasteners and following to the drawers of products, which are according to the international standards including ANSI, ... on.sizesAccording to clientsClassAccording to clientsShape of headSquare, or according to custmoers' requirementsSurface treatmentBlack, Hot-dip ... 200mmTensile strengthMax:1240Mpa, Min:1040Mpa.Yield strengthMin:940MpaGrade8.8 or 10.9StandardDIN, ANSI, ASME, ASTM, IFI, JIS, ...