Toner drum bụ akụkụ dị mkpa nke ngwa nbipute, na ngwa nbipute laser, ihe karịrị 70% nke akụkụ onyonyo na-etinye na drum toner, n'ezie na-ekpebi ịdị mma mbipụta site na toner drum.Cartridge toner ọ bụghị naanị na-ekpebi ịdị mma nke mbipụta, ma na-ekpebikwa ego ole onye ọrụ ga-eji na-eme ihe.