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15cm Bolai Ruler Sets Factory Direct Sales Examination Exclusive Answer Card Ruler Sets
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Precautions; This product is easy to burn, please stay away from high temperature, so as not to cause danger and affect the accuracy of the measuring tool.
This measuring tool is only suitable for general measurement and learning purposes, and should not be used for other accurate measurement purposes.
This measuring tool is suitable for children over 7 years old, and children under 7 years old need to be accompanied by their parents.
This measuring tool has sharp parts, so be careful when using it to avoid scratching.