water color lead-四色同芯-浙江联兴文教用品有限公司

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Normal Name	Water Color Pencil Lead
Main material	Graphite & clay
Color	150 colors
Length	184 +/-1mm
Diameter	3mm for normal size of pencil lead, available custom size
Certification	MSDS, EN71-3, ST2002-3, ASTM F963-08, REACH, PAHS