... 6AL-4V),Gr7,Gr9,Gr12, etc.2.Standard: GB,DIN, IFI,UNC,UNC,JIS, BS,BSW ,ISO3.Specification: ... Screw:M3-M24 Bolt: M4-M64*L6—300mm Nut: M2.5-M64 Washer ... ,the diameter min M2 -max M36 -----Hexagon head bolt(DIN933),the diameter min M3 -maxM36-----Hexagon nuts(DIN934),the ... ,Gr5(Ti-6AL-4V),Gr7,Gr9,Gr12, etc.StandardGB,DIN, IFI,UNC,UNC,JIS, BS,BSW ,ISOSpecificationScrew:M3- ...