Contains 35 circles, diameters 1 to 35mm. Centre points can be precisely located by means of guidelines. The circles are indicated in mm and for use in scale 1:2.5. Millimetre division on one side. Template measures 235x116mm.
Contains the most useful circles, haxagons, triangles and squares for layouts. Millimetre division on one side. Template measures 130x87mm.