Stock up on dark, bold lead with Mr. Pen 0.9 Mechanical Pencils Lead Refills —made for smooth performance in sketching, shading, and technical work. 280 total refills: Includes 4 compact dispensers , each with 70 pieces of 4B lead ( 280 refills total ) Bold, dark 4B lines: Great for artistic sketches, shading, and technical drawings Fits most 0.9mm mechanical pencils: Designed for easy, versatile use Break-resistant durability: Strong lead helps reduce snapping for smoother, consistent writing and drawing Smooth, consistent performance: Helps you work with fewer interruptions Easy to carry & store: Compact dispensers keep refills organized and portable Made for many users: Ideal for artists, students, and professionals