Keep your pencils ready for nonstop writing and sketching with the Mr. Pen 0.5 Lead Refill set—built for smooth lines and reliable performance. Big value supply: Includes 5 packs of 0.5mm lead refills for a total of 500 pieces Smooth, consistent lines: Engineered for precise writing, sketching, and drawing High-quality graphite: Produces clear, sharp lines without smudging or smearing Excellent break resistance: Designed to hold up during detailed work Uninterrupted productivity: Plenty of lead for illustrations, equations, and everyday writing Wide compatibility: Works with most standard 0.5mm mechanical pencils Great for everyone: A practical choice for students, artists, engineers, and professionals