high quality industy titanium screws 1,shape:as customers'demand 2,application:industry,aerospace,military,crafts,cars,bikes industry use titanium screwSpecific information :1,Standard : ASTM , AMS , DIN2,Material : Gr 1 , Gr 2 , Gr 3 , Gr 4 , Gr 5 , Gr 7 , Gr 9 , Gr 12 ,TA 1 , TA 2 , TA3 ,TC 4 .3, Technical standard : Ti ≥ 99.5 % 4,Certification:ISO9001:20085,Craft : Special unique processing ...