... , OIML E2,F1 calibration scale weight 3, ASTM class1,2 weight 4, 316L stainless steel weight STANDARD SERIES BrandFuyueMaterial316 stainless steelNominal Value1kg ... N.W less than 10kg; wooden case for N.W over 10kg. Single weight available: 1mg,2mg,5mg,10mg,20mg,50mg ...