The STAEDTLER Mars matic technical pen The STAEDTLER Mars matic is an excellent choice for drawing with ink on drawing board and drawing paper because it offers the following features: Steady ink flow thanks to an ink collector system.
The STAEDTLER Mars matic technical pen The STAEDTLER Mars matic is an excellent choice for drawing with ink on drawing board and drawing paper because it offers the following features: Steady ink flow thanks to an ink collector system.