Brand New 18Inch 460mm Rotary Photo Vinyl Paper Cutter Portable Trimmer +1 Blade YouTube video: https://www.youtube.com/watch?v=oeGnB9MVtgY&feature=youtu.be The rotary paper Trimmer is a great tool for cutting photo paper, film, card stock, standard paper, art design paperboard, hot and cold laminating paper, thin plastic boards, thin copper sheet, etc. In order to enhance the overall strength of the machine, the gliding cutters with mental structure, whose main parts are made of hard steel, have long duration. The blade is encased in a plastic housing that virtually eliminates the chance of personal injury, which can cut safely, accurately, perfect line and smooth edge, which can not be achieved using an ordinary cutter. It is designed with self sharpening and Bi-directional cutting blade, so that the blade can be automatically sharpened, and it's durable. The rotary paper cutter with pre-printed grids signed in centimeter and inch sizes is more accurate, convenient, fast, safe and practical, and avoiding transfer paper. it is a very good choice for office and home function.