ANSI/ASME B18.2.2 hex nut grade2

#6 #8 #10 #12 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1-1/8

ANSI/ASME B18.2.2 hex nut grade5

1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1

ANSI/ASME B18.2.2 hex nut grade8

1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1