Specification Brand : Ohaus BulletPoint1 : Metric, ASTM Class F and U.S. customary grip-handle weight for testing field standards and industrial devices BulletPoint2 : Cast iron construction for durability and long life BulletPoint3 : Sealable adjusting cavity for adjusting total weight BulletPoint4 : Meets American Society for Testing and Materials (ASTM) Class F specification for trade applications BulletPoint5 : RS232C and USB output optional Capacity : 6100 grams ExternallyAssignedProductIdentifier1 : 025793001515 ExternallyAssignedProductIdentifier2 : 0025793001515 FormFactor : Mini ItemName : Ohaus Stainless Steel OIML Class F1 NVLAP Certified Calibration Weight Set, 1mg to 100g ItemPackageDimensions_Height : 32.512 centimeters ItemPackageDimensions_Length : 26.162 centimeters ItemPackageDimensions_Width : 26.67 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : calibration-weights Manufacturer : Ohaus Material : Cast Iron ModelNumber : 80780439 NumberOfItems : 1 PartNumber : 80780439 ProductSiteLaunchDate : 2011-03-02T00:00:01-08:00 ReadoutAccuracy : 0.1 grams Resolution : 0.1 grams Size : 1mg to 100g, OIML Class F1, with NVLAP Style : LCD UnitCount : 1 UnspscCode : 41111505