This set includes 48 round pencils with erasers, measuring 7.5 inches long and 0.39 inches in diameter for comfortable grip and precision. Made of wood and graphite with a medium core, these pencils write clearly with dark, long-lasting markings that are easily visible. Ideal for marking on hard, rough, uneven surfaces including wood, plywood, cardboard, paper, concrete and brick. Suitable for woodworkers, construction workers, framers, contractors, builders, students and artists. weight:1.58 pounds.