Standard:DIN 931 Surface:Anodic oxidation Fast delivery time Rohs certified Titanium hexagon head bolts 1. Material: Pure Titanium and Alloy Titanium 2.Application:Equipment accessories: airplane, ship, bicycle, motorcycle, auto, medical, chemical, wheel, sports, anchor, weapon, etc.3.Technique:Forging,rolled,CNC machining4. Standard:DIN 931our products can be either made according to ISO, DIN, ...