Calibration Weight Nominal Mass 1 g Calibration Weight Class Ultra Calibration Certificate Non-Accredited Calibration Weight Style Cylinder Calibration Weight Material Alloy 8 Stainless Steel Measurement Type Metric Number of Pieces 1 Finish Polished Calibration Weight Compliance Agency ANSI ASTM Overall Height 0.417 in Overall Width 0.184 in Calibration Tolerance 0.017 mg