1. This calibration weight is used for re-calibrating digital scales with full capacity to keep the scales accurate.2. Made of Stainless steel which has higher hardness, not easy to worn to ensure good stability, corrosion-resistant, and durable use.3. M1 Precision. Suitable for weighing in laboratory, industrial, manufacturing, commercial, technical, and educational.4. slotted weights are useful when you want to adjust a load or force. They can be used alone or slotted onto a stand or hanger. 5. Notice: Please confirm the grams of the calibration weight you are ordering.
eBay