For collectors of vintage writing instruments, this lot of mechanical pencil leads and erasers is a must-have. The set includes a variety of brands, including Scripto, Pentel, and Sheaffer, and features mixed lead diameters and HB lead grade. These items have been previously owned, but are still in good working condition. Whether you're a seasoned collector or just starting your vintage pencil collection, this set is sure to impress. Some tubes are full, some are partial.