... are professional supplier of various color pencils(color pencils,wooden pencils,water color pencil,Pigmented Sketching,Pencils,graphite pencils,official pencil,black wooden pencils,jumbo ... standards Usual pencil size:3.5'and7"Usual lead size:2.5mm,2.8mm,3.0mm,4mm,5mm.Usual packing:color box,pvc ...