1.High quality wood ,basswood 2.the color pencil writing smoothly 3. ... ENT-71-3 standards ASTM4236 standard 1.Materialbasswood ,linder wood cedar wood2.Shaperound,quadrangle, triangle or hexagonal3.size7''or3 ... standard7.We are able to supply pencils made in wood with any size and colors ,OEM available8.We are ... price and high quality YIWU wooden color tube set pencil with wood box 7''EN71-3,ASTM4236