HVAC and sheet metal pros agree: When making long, straight cuts in thinner-gauge sheet metal, tinner snips are the way to go. They’re a simple, economical, and durable cutting solution for many sheet metal and HVAC applications. New Crescent Wiss lightweight aluminum and drop-forged steel tinner snips are the most durable we’ve ever made with precision ground cutting edges and an adjustable pivot bolt. Available in a wide selection of styles and sizes, there’s a perfect Crescent Wiss snip for every job. The Crescent Wiss Straight Pattern cushion-grip Tinner’s Snips cut straight lines and wide curves when trimming light gauge stock. We designed these snips for the plumbing, heating, air conditioning and roofing trades. The blades are individually hand-edged for maximum cutting efficiency.