... Titanium parts Slotted Titanium Screw and Fastener1.Grade: Gr1,Gr2,Gr3,Gr4,Gr5(Ti-6AL-4V),Gr7,Gr9,Gr12, etc.2.Standard ... : GB,DIN, IFI,UNC,UNC,JIS, BS,BSW ,ISO3.Specification:Screw:M3-M24 ... button head screw(DIN7380) the diameter min M3-max M8-----Other non-standard: Cross recessed ... customer's drawwing Item NameTitanium FastenerMaterialPure Titanium and Alloy TitaniumGradeGr1,Gr2,Gr3,Gr4, ...