Model: TB1214 Size: 139 MML, 12 mmdia Pen body: iron, aluminum Accessories: copper steel Lead: metal core coats Packing: 1 PC/opp bag, 40 PCS/box, 800 PCS/box Carton size: 45 * 31 * 12.5 cm N.W/g.w. : 11.5/12.5 KGS