Calibration Weight Nominal Mass 20 g Calibration Weight Class 2 Calibration Certificate Statement of Accuracy Calibration Weight Style Cylinder Calibration Weight Material Stainless Steel Measurement Type Metric Includes Case Glove Number of Pieces 1 Finish Polished Calibration Weight Compliance Agency ASTM Overall Height 0.814 in Overall Length 0.62 in Calibration Tolerance 0.1 mg