Item No.: S07A075
.Material: A3 steel ,znic plated                 
.5x24         25pcs    nut outer diameter 9.5MM   thickness 2.25MM                
1/4"x20    35pcs   nut outer diameter11MM       thickness2.33MM                
1/4"x28    25pcs    nut outer diameter11MM       thickness2.33MM                
5/16"x18  30pcs    nut outer diameter12.8MM    thickness2.43MM                
3/8"x16    25pcs     nut outer diameter14MM      thickness2.25MM                 1/2"x13    10pcs     nut outer diameter19MM       thickness3.15MM