... ,933,601,558,603,975, Size:M8-M64 Length: 25-1200 Grade:4.8-12 ClassificationStandard CodeSpecificationLengthProperty GradeSurfaceHexagon Head BoltGB30 ... Yellow Zinc HDGGB21 GB5780-5786ANSI 2A-61/4" - 2"3/8" - 25"5A-10 8DIN 4.8 5.6 6.8 ... 8 8.8 10.9 ANSI G-41/4" - 2"5/16" - 25"2 5 8DIN912 78984M4-M486-6004.8 8.8 10 ... Grade:4.8-12.9ANSISize:1/4"-2"Length: 3/8"-25"Property Grade:2,5,8,12.9DIN 931,933,601, ...