Which tool is specifically used for cutting irregular shapes in metal?

The throatless shear is specifically designed for cutting irregular shapes in metal due to its unique configuration that allows for greater maneuverability and versatility. Unlike conventional shears which may have a fixed cutting line, the throatless shear enables the operator to pivot and guide the metal in various directions while cutting, making it ideal for detailed work and intricate shapes. This capability is particularly useful in sheet metal fabrication, where complex contours and curves are often required.

In contrast, while aviation snips and tinner snips are effective for cutting straight lines and relatively simple shapes, they may not offer the same flexibility for irregular designs. Files, on the other hand, are not cutting tools in the same sense; they are used for smoothing or shaping after the material has already been cut. Therefore, the design and operational advantages of the throatless shear make it the preferred tool for achieving precise cuts on irregular shapes in metal.