If you need to cut paper, you can use a few different types of machines. A rotary cutter, straight knife cutter, or guillotine cutter are all options. A rotary cutter is a machine that uses a spinning blade to cut paper. It is often used for cutting long strips of paper or for cutting curves. A straight knife cutter is a machine that uses a sharp blade to cut paper. It can be used for cutting long strips of paper or for cutting shapes out of paper. A guillotine cutter is a machine that uses a sharp blade to cut paper. It is often used for cutting short lengths of paper or for cutting very precise shapes out of paper.