: It has a carbide cutting wheel and is designed for a comfortable, pencil-like grip. Many models are "self-oiling," which helps the cutting head move smoothly and makes scoring easier.
Use: It is used to score glass, which allows it to be broken into two pieces. It can be used for cutting stained glass, mirrors, and other craft and household glass.
Material: The cutting wheel is typically made of durable materials like Tungsten Carbide.