The complete inking unit consists of a set of 20 rollers. The machine features stepless inking control, which ensure the exact amount of ink needed for the job in hand and an even distribution of ink. The hinged ink fountain means quick, effortless cleaning. The rollers can be conveniently detached with the same key. The wash up devices are wholly automatic which facilitates fast and efficient cleaning. The 25 adjustment screws are highly precise and friction loaded.