This assortment of penny repair washers is an essential kit for any DIY enthusiast or professional tradesperson. With the hole diameter ranging from M5 to M12 and range of outer washer diameter from 20-50mm, these washers can accommodate a variety of different projects and needs. Made from high-quality steel and zinc plated, these washers are durable and reliable. Whether you're working on a personal project or a larger industrial one, these washers are sure to come in handy.