1.Size : M 2 ~ M 22 . 2.Material: Titanium and titanium alloy 3. G r 1 ... , G r 4 , G r 5 . M 2 ~ M 22 Titanium Screws1,Standard : ASTM F67 , ASTM F136 , GB/T 13810 ... 4 , G r 5 .3,Size : M 2 ~ M 22 .4,Screw Varieties : the first cylindrical titanium screw , titanium head ... : Ti > 99.5 %7, Supply capacity : 10000 pieces / month .8,Package : standard package or according your requirements .9,Payments : T ...