China ISO 7412 Short Thread Length Classes 8.8 10.9 Hexagon Bolts for High-Strength Structural Bolting with Large Width Across Flats Heavy Hex High-Strength Bolt - China High-Strength Bolt, Large Width Across Flats
Heavy Hex Nuts
Finished Hex Head Bolts
Standard Metric Hex Nuts per ANSI/ASME B18.2.4.1M and B18.2.4.2M