• Lead Thickness: 2mm to 2.5mm
• Made from the finest Hardtmuth Graphite, Exceptional Artist Quality Graphite Pencils, 100% FSC Wood
• Ideal for sketching, drawing, illustrating, arts, graphics, hatching, drafting, and writing in schools & offices
• Extremely Smooth, Highly Opaque, Lightfast, high breaking strength and are easy to erase