... etc), Brass or according require.3. Grade of Wheel locking nut: Metric standard: Grade 4.8, Grade6.8, Grade8.8 ... A2-70,A4-70,A4-80)Grade GB,ISO,DIN standard:grade4.8,grade8.8,grade10.9,grade12.9ANSI, ... Chrome-plated,Tin-plated,DacrometPassivation,Dacroblack,QPQ,Polished,MattSize of M3 M4 M5 M6 M8 M10 M12 M14 ... M18 M20 M24 M27 M30 M32(Regular size)Length of 8-300mm Wheel locking nut Product pohot examples: ...