allen head titanium screw Standard:DIN 912/933/7991,ISO 7380 Material:Gr2,Gr5(6Al4V),Gr7,Gr5 ELI Size: M3~22XCustom length allen head titanium screw1>Titanium screw:Item nameTitanium screwMaterialTi Grade 2, Grade 5(Ti6Al4V), Grade 7, Ti6Al4V ELIStandardDIN912/933/7991/7984/6921,ISO 7380,JIS,BS etcSizeM3~22XCustom lengthColourGold, Blue, Purple, Green, Ti natualStrength class 8.8/10.9/12. ...