With this Original Kyocera TK-17 (370PT5KW) Black Toner Cartridge you can achieve some of the sharpest text with smooth greyscale images around, as the 370PT5KW specialises in mono printing. The Genuine TK-17 Black toner cartridge is a brand new product designed by Kyocera to be easy to use and install and will give accurate Toner levels throughout the life of the Cartridge.The Original Black TK-17 Toner Cartridge is designed to be compatible with various Kyocera Printers, a full list of compatible Printers can be found on this page. This Genuine 370PT5KW contains enough high quality Toner powder to produce up to 6000 pages (based on a 5% coverage) making this product ideal for use in a home or small office environment.