Generate crisp and clean documents when you purchase our replacement Lexmark Optra-M412 toner cartridges and enjoy the savings. To ensure the best printing experience, we engineer our toner cartridges based on the specifications of your original Lexmark cartridges. To certify that these discount toner cartridges for Lexmark Optra-M412 printers perform up to industry standards for excellence, we test every cartridge before shipment. All products include a full 1-Year warranty and 100% customer satisfaction guarantee. We also provide lifetime customer support, thus providing our customers with complete peace of mind.