... : 7 inch 2)Diameter :7.2mm 4)Lead size: 2.65mm 3)Shape:round ,sharp 4)Material: poplar 1. Speficiation 1)Length: 3.5” 7” 2)Colors ... : 6, 12, 18, 24, 36, 48, 50,72,100 colors 3)Shape: round, hexagonal, triangular 4)Pencil diameter: 7.0, 7.2, 7.3,7 ... .4mm 5)Lead diameter: 2.65, 2.8, 2.9, 3.0 ...