Refill Listo Marking Leads #162 for Listo Pencil #1620 • Pick Black, Red, Green, Blue, Yellow, White • Grease Pencil • China MarkerSix grease pencil (china marker) leads per container. The item you receive may or may not have a metal lead holder ferrule: Listo phased them out at some point, and while they're nice to have, they're not crucial. These leads are new old stock, manufactured in the USA, and made for use with the classic twist style Listo Marking Pencil #1620 (sold separately). Non toxic wax leads work great in even the coldest of weather! We have a limited number of