This is a Compatible Toshiba DK18 Black Laser Drum Unit designed for use with Toshiba Laser Printers. It is engineered to deliver a standard yield of up to 20,000 pages, providing reliable and high-quality printing results. As a cost-effective alternative to the original Toshiba DK18 Drum Unit, it contains new parts including OPC drums and wiper blades. The use of this compatible drum unit does not void your printer warranty. We back our products with a 100% Quality Satisfaction Guarantee.