... 3.over ten years supplier 4.ISO and SGS din 933 stainless steel hex bolt and nut metric thread Material:stainless steel ... :nickel plated,white zinc,black zinc,color zinc,black oxidemetric and inch sizeStandard:DIN,ISO,JIN,BSSpecification: M4-M156length: <80 mm ... .53231M2435460732423.53635 din 933 stainless steel metric thread hex bolts and nuts in hardware