Wiss 10-1/2" Compound Action Long Cut Aviation Snips (M300N)Cuts straight lines and right and left arcs Combines long cut of tinner's snips with the strength of compound action Cuts up to 20 gauge low carbon, rolled steel Great for making long, fast cuts in sheet metal, aluminum, and much more Blade serrations hold material firmly and spread cutting force uniformly across blade edge, improving cut quality and tool life Compound action multiplies the cutting force Handle latch keeps blades closed during storage