7 Pcs Calibration Weights, Scale Calibration Weight 1. WEIGH SCALES CALIBRATION: 7 pieces of calibration weights include 1g, 2g, 5g, 10g, 20g, 50g, 100g, totaling 188 grams. Suitable for various scales requiring precise measurement. Sufficient quantity for practical use. 2. HIGH-QUALITY: Our calibration weights are made using steel chrome plating process with fine craftsmanship. Mirror polished surface, smooth and corrosion-resistant. 3. ACCURATE MEASUREMENT: These precision weights help test scale accuracy and maintain proper calibration, supporting reliable results. 4. WIDE RANGE OF USE: Suitable for general laboratory, commercial, and educational applications. Compatible with digital pocket scales, jewelry scales, carat scales, diamond scales, and precision balance testing. 5. WHAT YOU GET: 1g x 1, 2g x 1, 5g x 1, 10g x 1, 20g x 1, 50g x 1, 100g x 1, and a welcome guide.