These high quality IBM IBM 4312 Toner Refills Refill Kits deliver first-rate quality, outstanding value, and the convenience of speedy front door delivery for the home or office user - our typical ASAP Inkjets customer. These Refill Kits were produced under strict quality standards, in a manufacturing facility using state of the art production techniques and equipment and with a focus on delivering a cheap high quality print cartridge. Besides the outstanding print quality our customers have come to expect, these IBM 4312 Toner Refills Refill Kits also offer you an economical alternative to expensive retail store prices for OEM (Original Equipment Manufacturer) IBM 4312 Toner Refills. All of our IBM 4312 Toner Refills Refill Kits are 100% guaranteed to perform flawlessly in your IBM Laser Printers. Furthermore, you can be assured that the use of IBM 4312 Toner Refills Refill Kits and related replacement supplies will not void the warranty of your printer.