mechanical pencil lead,the resin fine lead is made from the compound resin and hinghly pure graphite and other materials. Adopt Japanese technology and equipments, supply high quality Hi-polymer pencil lead refill.Used for writing, drawing ,sketching.Strong write smoothly dark clear and attractive letter.PSCC and CE certified.Welcome OEM order.Specification:0.3mm,0.5mm,0.7mm,0.9mm,1.3mm and1.8mm- ...