Detectable 4 Inks in 1 Pen Pack of 10 Four ink colours in one detectable pen. Do you need four different pens so you can write colour coded notes, marks and signatures? This time-saving design can save you the hassle of looking for another pen. The new Detectamet pen can hold a red, green, blue and black ink cartridge all in the one detectable plastic shell. Each cartridge has an easy-write fine nib and can be refilled separately as required. Additional Information Pack Quantity 10
