Aluminum Circle ,Aluminum Slug 1. Alloy: 1100, 1050, 1060, 1070, 3003, ... 2. Temper: O< ... Temper:O H12 H14 1/2 HARDHB:19-22Thickness(mm)Diameter(mm) Tolerance(mm)HardnessThickness(mm)Diameter(mm)Tolerance(mm)Thickness(mm)Diameter(mm)Tolerance(mm)1.4 - 100 8 -120±0 ... requirement to open the die(the die is free) 100%Export-->Competitive Price->Aluminum Circle,Aluminum Slug,Aluminum Disc,Aluminum ...