DIN,ANSI,ASTM... Thread Size: M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 mm Length: 1000mm-40000mm Thread Size: 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 Inches Length: 3feet-12feet Grade: 4.8/4.6 8.8 Finishing: Plain, Zinc plated(with Cr6 and with Cr3), HDG.