The Ball pen is the traditional writing system known all over the world since the invention of Mr. Laslo Biro, in 1938. This system uses oil based pasty inks that allow high standards of quality in writing performance. It represents the most traditional and popular writing instrument. Since its overall performance allows to write in reasonable way on all kind of paper and under a very wide range of climatic conditions. Premec produces ball pen tips since 1961, in multiple models, covering all type of writing requirements: from professional use to the educational one; from office to the private use.