This remanufactured alternative to the Brother TN3512 has been produced by one of our most trusted manufacturers and we are confident that you will love the results it produces. The quality of print from the remanufactured TN3512 is down to the reusing of cleaned Brother components during production. Any gaps within the cartridge are then filled with top-quality compatible TN3512 components designed to work alongside the Brother bits and the black toner powder within the cartridge.Fully compatible with the Brother DCP-L6600DW and all the other printers mentione4d on this page, the remanufactured TN3512 also comes fully guaranteed.