Calculator IR74 Black Ink Roller SPR74

If you want an easy way to calculate a range of sums, this is the perfect product. Providing you with an ink that is rich and stark, this is ideal for clear and smooth printouts. Working in perfect harmony with your machine, this is a no hassle product, working with ease to give you fantastic results. The ink is designed to be absorbed into paper instantly, providing you with results that are without blot and bleed.