Model: TB1211 Size: 142 MML, 10.5 mmDia Pen body: copper Accessories: copper steel Lead: metal core coats Packing: 1 PC/opp bag, 50 PCS/box, 500 PCS/box Carton size: 45 * 31 * 11.5 cm N.W/g.w. : 10.3/11.3 KGS