... with high quality socket head titanium bolt, pure titanium screw, din 931 hex titanium bolts, din 933 titanium bolt, titanium bolt for bicycle. Welcome ... to make contact with us.Ti and Titanium alloy fasteners: Bolts,Screws,Nuts,Washers,Stud,Bicycle,Motorcycle ... GB/T5780, GB/T5781, etcMaterial: Gr1, Gr2, Gr3, Gr4, Gr5, Gr7, Gr9, Gr12, Gr23Size: M3- M24 custom lengthSurface: polishing, ...