CNCShop Screen Printing Exposure Unit UV Exposure Unit Hot Foil Pad Printing PCB Silk Screen Make Plates (210 x 260 mm) 6 x 8w powerful ultraviolet lamps, with 210 x 260 mm max exposure area Firm contact between artwork and media for better and faster exposure effect Unique air circulating vents design, prevent from overheating Robust all metal construction, longer service life Perfect for PCB plates making, glass etching Stencils making, screen printing plate making etc