. Model : W . Tack of inks in offset-printing. *. Fully automatic computer control . Testing Speed : 0 ~ 350 m/min . Tack Range : 0 ~ 600 Tack . Digital Display . 770x270x310mm, 55Kg . AC230V 50/60Hz 350W . The computer allows a programmed measurement sequence of speed and timing to be input, with data being automatically logged by dedicated software rather than exclusive on graph paper.