The initial 25 mm width was examined, but choosing 50 mm width which was slightly expensive was a result of strong magnetic force and a margin. It was appropriately cut and used for hanging the hand tool.
When purchasing a large format poster, it is delivered into a cylindrical case and it takes time to return the poster with the habit in its cylindrical shape to the plane. Using the back of the rocker and pasting with a magnetic power belt for several days the poster is straight. Even if 5 posters are stacked and pasted, posters are firmly fixed, which makes work easier.