12" Sheet Metal Shear Steel Aluminum Copper Hand Cutter Easily cuts flat mild, stainless steel, rod steel, non-ferrous metal, vinyl and plastic plate Super Heavy Duty steel frame and hardened high carbon steel blade Blade Length: 12 (in), Maximum Cut Thickness: 1/4 (in) (6mm) Maximum Cut Flat Steel: 2-3/4 (in) x 1/4 (in) (70 x 6mm), Maximum Cut Rod Steel: 1/2 (in) (13mm) Carbon steel blade is easily replaceable