[1] Model set providing an introduction to technical drawing [2] Set of 18 cylindrical models, made from aluminium, with anodised finish [3] Models with slanted cut-outs [4] Finely graduated degrees of difficulty within the model series [5] All parts clearly laid out on a practical tray [6] Multiple trays stackable [7] Precision manufacture of the models enables measurement exercises [8] Lesson-supporting instructional material |