Draftex offer and extensive range of Graph Paper as well as Isometric Grid Paper. Sizes available: A4, A3 and A2. Range of grids including 1mm, 2mm, 5mm and Isometric grids. Graph paper, coordinate paper, grid paper, engineers paper or squared paper is paper that is printed with lines which make up a regular grid. They are used to plot points on a graph showing a diagram that further illustrates an idea, an accurate drawing etc. Used by architects, engineers, students, and other professionals.