Which tool would be inappropriate for making irregular cuts?

The portable electric drill is not suitable for making irregular cuts because it is primarily designed for drilling holes in various materials rather than cutting. While it can create holes and assist in fastening, it lacks the appropriate blade configuration and cutting motion required for shaping or forming irregular edges. Drills operate with a rotating action rather than a slicing or sawing action, making them ineffective for tasks that demand cuts along non-linear paths.

In contrast, tools like a jigsaw, portable circular saw, and pruning saw are specifically designed for cutting and are equipped with blades suitable for creating both straight and curved cuts. A jigsaw, for instance, can easily navigate curves and detailed cuts, while a circular saw is used for straight cuts but can handle various materials, and a pruning saw is adept at cutting through branches and thick stems with irregular surfaces. Thus, the portable electric drill stands out as the inappropriate tool for making irregular cuts.