Specification Brand : United Scientific BulletPoint1 : A flat glass plate is provided for support while taking precision readings BulletPoint2 : Package Dimensions: 7.111 H x 7.111 L x 7.366 W (centimetres) BulletPoint3 : Package Weight: 0.5 pounds BulletPoint4 : Country of Origin : United States BulletPoint5 : Made of cast iron ExternallyAssignedProductIdentifier1 : 849230038519 ExternallyAssignedProductIdentifier2 : 0849230038519 ExternallyAssignedProductIdentifier3 : 00849230038519 ItemName : United Scientific SPRM01 Spherometer with 0.01mm Graduated Screw ItemPackageDimensions_Height : 10.3 centimeters ItemPackageDimensions_Length : 7.2 centimeters ItemPackageDimensions_Width : 7.2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-weights Manufacturer : United Scientific Supplies Material : Cast Iron ModelNumber : SPRM01 NumberOfItems : 1 PartNumber : SPRM01 ProductDescription : Single, cast iron mass weighing 2 pounds (453.592 grams). Hexagonal shape. Features ring for easy lifting, and is labeled for simple identification. Mass measures 3" long, 3.2" wide & 1" tall. ProductSiteLaunchDate : 2013-08-22T08:00:01.000Z SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 1