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 Tinsnips have the following specification: Length: 200mm (8in).Cutting Length: 42mm.Capacity: ;Copper (Soft): 0.70mm, Cold-Rolled Steel (Mild): 0.61mm, Hard Steel HRC35: 0.50mm and Stainless Steel 304: 0.41mm.