gr5 titanium screw 1). size: as customers' requirement 2). delivery: within 10~20 days gr5 titanium screw 1)Bolt sizes:M2-M22*Length 2)Nut sizes:M2-M22 3)Washersizes:M2-M22 4)Standard:DIN,ASTM,GB,BSW,UNC,JIS DIN912,DIN931,DIN933,DIN934,DIN7991,DIN 965,DIN966,ISO7380,DIN555,DIN934,DIN985,DIN9623,DIN125,DIN127,DIN69235)Grade:Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12,Gr23 gr5 titanium screw