Standard:ANSI,DIN,BS, Property class:4.8 ,5.8 ,8.8 Length:1M-6M Size:M3-M52 high quality and competitive Threaded ... M52Standard: DIN, ANSI/ASME, BS, GBGrade: 4.8, 5.8 and 8.8Finish: Zinc Plated, plain,blackening,hot dip galvanize,Environmental galvanizingThread ... ) or according to customers' requirmentsDelivery detail: about 15 days. Zinc plated thread rod