* Ruling machines are very simple and practical construction. Straight through or stop line are accurate on both sides of paper in one direction, in One / Two / Three colors at a time. * Avoids smearing of ruled sheets with its drying track. * Rules straight, through at a speed of eight to ten reams per hour. * Ruling machines are made from the best raw material and manufactured under severaly strict quality control over accuracy at every stage of manufacture. * No maintenance except periodical lubrication. * Easy to operate.