New Print Head. New 5-Color TD Pigment Ink Set. Optional Multifunction Roll Unit. Advanced Security Features. The TX-4000 features an all-new 5-color TD pigment ink set. This ink was formulated to produce fine lines and sharp text on both inkjet and non-inkjet paper. Combine this pigment ink with water resistant media and you have a printed drawing that can withstand the outdoor conditions of a construction site.