Green Handle Straight Sheet Metal Snips are a type of tool used for cutting metal. They are also known as tin snips or aviation snips. Metal snips have three parts: the jaws, the blade, and the handle. The jaws are the part of the metal snips that do the cutting. The blade is the part of the metal snips that you use to guide the cutting. The handle is the part of the metal snips that you hold on to. Metal snips are used for a variety of purposes, such as cutting sheet metal, cutting metal pipes, and cutting metal wires.