... OEM service offered 4.GR2 titanium bolt M4-25 5 ISO9001:2008 1.Titanium sponge→Crushing→Melting→Forging→Rod ... billet→Precision Forging→Mechanical working→Titanium bar→Mechanical working→Titanium bolt 2.Advantage:light weight for its ... airplane, ship, bicycle, motorcycle, auto, medical, chemical, wheelchair, sports, anchor, weapon, etc.2.Aerospace,Indusrty,Navigation,Smelting,Chemical plants ...