With the genuine black Oki 09004019 toner cartridge, large and busy workgroups can accomplish more without driving printing costs up. Sharper and crisper fonts with solid edges are produced in 600x600dpi resolution on plain paper and speciality media with this black 09004019 printer cartridge. The original Oki 09004019 laser toner is a combined toner and drum cartridge which means fewer consumables to buy and replace within the printer. The all-in-one Oki 09004019 black laser toner cartridge is engineered to allow quick warm-up times for better environmental performance and a boost in productivity levels. Designed to last approximately 27,000 pages, this 9004019 black toner and single drum unit is ideal for a busy office that frequently prints monochrome documents.