General Purpose one piece drop forging with hardened and tempered blades. For cutting sheet metal with a scissor type action using hand leverage only. The design combines maximum cutting power and control with a comfortable grip. These Faithfull Straight Tin Snips have the following specification Length 250mm (10in). Cutting Length 52mm. Capacity Copper (Soft) 0.94mm, Cold-Rolled Steel (Mild) 0.78mm, Hard Steel HRC35 0.60mm and Stainless Steel 304 0.45mm.