Online video demonstration shows engraving letters and engraving shapes in plastic. The plastic to be engraved is held to the engraver bed with a tacky, multi-mat. The multi-mat is designed to engrave custom shapes in engraving plastic and Plexiglas. Watch the special engraving vacuum system remove all chips from the surface as the engraved letters are made. This high-speed, professional engraving system saves time every step of the way.