... 1. Standard: DIN, ANSI,BSW, JSB ans ISO standard or non-standard as request&design.2. Material:Carbon steel( T40,T45 ... , A4-804. Size: M3-M64 or as request5. OEM&Customize non-standard products welcome.6. Surface treatment:black finished, Zinc plated ... , Galvanized with Zinc, HDGSizeM3-M64Thickness3.2mm-51mmPitch0.25mm-6mmNylon insert lock nut Product pohot examples: If you have any question, please ...