Pizza cutter Pizza cutter A pizza cutter (also known as a roller blade or a pizza wheel) is a utensil that is used to cut pizzas. There are two main types of pizza cutters. The most common uses a wheel that rotates in a circle while a person moves the cutter in a direction that they would like to cut the pizza. The other type is a large curved knife called a mezzaluna (Italian for "half moon"), which is rocked back and forth to cut the pizza. These two types of pizza cutters come in many different sizes. Many people might use
Mower blade work in three ways: lifting, mowing, and mulching. First, the blade pulls the grass up and cuts it. Then, clippings are sucked inside the deck and are chopped into tinier pieces. Finally, the blade’s innermost curve produces air pressure to blow the small clippings out, where they are used to feed the soil. The lifting blade features a slightly curved surface which creates a vertical upward airflow that lifts the grass up and is assumed to provide a cleaner result than the other types of blades. Low suction power; recommended for mowing terrain with sandy soil. Medium suction power; uses