Calibration Weight Nominal Mass 50 g Calibration Weight Class 2 Calibration Certificate NVLAP - Accredited 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 1.197 in Overall Length 0.745 in Calibration Tolerance 0.25 mg