Features: > This calibration weight is perfect for re-calibrating the minimum scale with a full 500g capacity. Chrome-plated steel construction for stabilization, corrosion resistance, and durability of calibration weight. > This scale calibration weight is suitable for calibrating the precision scale and keeping it accurate. Suitable for digital pocket scale, jewelry carat scale, diamond scale, precision balance test, etc > Specifications: Material: Chrome plated steel Measuring range: 500g Accuracy: M2 Body size: 62.5x38mm (Hx Diameter) Package includes: 2 calibration weight