UCEC Calibration Weights for Digital Scale, 10mg - 100g Gram Weights Kit, Precision Stainless Steel Balance Scale Calibration Weight Set with Tweezers for Lab Educational Science

17 PCS PRECISION WEIGHTS: This calibration weight set contains 17 pieces of different weights (includes 1x10mg, 2x20mg, 1x50mg, 1x100mg, 2x200mg, 1x500mg, 1x1g, 2x2g, 1x5g, 1x10g, 2x20g, 1x50g, 1x100g) and 1 piece for tweezers.
HIGH ACCURACY: The permissible error is -0.003 to +0.003g. The calibration weight kit can be used for digital pocket scale, jewelry carat scale, diamond scale, precision balance test.
HIGH QUALITY: These weights are made of solid feeling coated metal, with chrome-plated surface, which can resist corrosion. Ensure the quality of the weight will not be damaged and can be reused multiple times.
EASY TO USE: The scale calibration weight kit comes with a tweezers, makes it convenient to pick the weights. Metric calibration weight for calibrating the weights, or electronic balances and scales.
SUITABLE FOR MULTIPLE INDUSTRIES: The calibration weights for digital scale suitable for general laboratory, commercial, experimental, educational purpose and daily life use.