... ,GR7,GR9 3.M2.5~ M64*L 4.DIN912/933/7991/7984/6921,ISO7380 ... Item NameTitanium FastenerMaterialPure Titanium and Alloy TitaniumGradeGr1 ... ,JIS, BS,BSW ,ISODIN912,913,914,915,916,931,933,7991,7984,6921,ISO 7380,JIS,BS etc.SpecificationScrew: M2.5 ...