1,Nominal Value:1mg-500mg,1g,...20kg 2,Material:JF-1 SS 3,Class: E2,F1, F2 4,Density:8.0g/cm3 5,Package:Aluminum Box BRANDSLOTTED WEIGHTS CLASSE2 F1 F2 M1 MATERIALJF-1PACKAGEALUMINUM BOX,PAPER BOX,WOODEN BOX SUPERIORITY HIGH QUALITY AND GOOD PRICEMOQ2SETS PORTSHANGHAI MARKETSwiss, Syria, Moldova, Turkey, Australia, Bulgaria, India, Japan, Lithuania, Indonesia, Venezuela, Dominican, etc ...