A rotary hammer drill is most suited for drilling which material?

The rotary hammer drill is specifically designed for heavy-duty drilling tasks, particularly in hard materials like concrete. Its mechanism combines rotary motion with a percussion action, allowing it to break through dense substances effectively. This is particularly important for tasks that involve drilling into concrete, stone, or masonry, where traditional drill types may struggle to maintain efficiency or may become damaged.

In contrast, materials like wood, metal, and plastic are better suited for other types of drills. Wood typically requires lighter and simpler drilling methods, while metal often necessitates a drill designed for precision and speed without the need for hammering action. Plastic, similar to wood, does not require the high-impact capability of a rotary hammer, making the tool unnecessary for such applications. Therefore, the rotary hammer drill excels specifically in situations where high-impact force is needed, making it ideal for concrete.