Single-sided copper-clad plate with the burinengraving their relatively simple lines on it
Note that lines that are drawn through and impenetrable may destroy required lines. I hope you need some lines of color to distinguish.
Without the need for a thin part than good painting, also want to pull a knife. Then use the electric iron in a thin, stir up a head with a wallpaper knife, with electric iron with pull back, you'll soon have not need to remove and clean the part.
As long as the boundary line in accordance with the needs of the graver pull through.
