Snips are hand tools that are used to cut through metal like steel or metal and other materials like plastic. Tin and aviation snips are the most popular kind. Tins snips are good for basic sheet metal and plastic cutting. Aviation snips have leavers to assist with leverage while cutting and are generally lighter than tin snips. Within Klein Tools Snips, snips types include Tin Snip, Aviation Snip and Offset Snip. Check out the product with the highest review count, the 12 in. Tin Snips.