1.Gold, Blue, Purple, Green, Ti natural 2.GR1,GR2,GR3,GR5,GR7,GR9 3.M2. ... /7984/6921,ISO7380 ... Item NameTitanium FastenerMaterialPure Titanium and Alloy TitaniumGradeGr1,Gr2,Gr3,Gr4,Gr5(Ti-6AL-4V),Gr7,Gr9,Gr12, etc.StandardGB ... Control EquipmentStrong PackageMode of TransportationThe Best Choice for You wholesale titanium nails