TIMY1020 Features: * Circles: Heaters, drains, corners, appliances, arcs, furniture, post * Rectangles and squares: Piers, flues, vents, panels, ducts, masonry * Spacing: Stairs, framing, tile * Plumbing fixtures: Kitchen, bath, laundry * Plus: Doors, kitchen appliances, roof pitch gauge, electric symbols and a stair planning underlay * Made in USA * Scale: 0.25" = 1"