Upright Left Snip, Used To Cut Holes In Metal Ductwork, Has A 90 Degree Head For Use In Tight Spots & Overhead, Can Be Used In A Push Or Pull Motion, Best Used In Right Hand, Forged Blades Provide Longest Cutting Life, Cuts Straight & Tight Curves In Sheet Metal Up To 24 Gauge Cold Rolled Steel, Center Pivot Bolt Is Threaded Into Bottom Blade To Keep Tool In Alignment Longer.