Metal Plate Deletion Pen, Nikken "Type K"

AB Dick Triton; Anocoil Conventional; Citiplate; Creo Mirus; DuPont; Fugi LP-NV and LPNN2 Photopolymer; Imation; Kodak Craftsman Elite; Winner- V360; Polychrome; Konica Minolta Duros KNS (Lastra); PDI Delta 830; Southern Lithoplate; Creo/Spectratech and most negative working plates.