A rotary hammer drill is a powerful tool commonly used for drilling into hard materials such as concrete, stone, and masonry. Unlike standard drills, rotary hammers combine rotary motion with a hammering action, which allows them to break through tough surfaces more effectively.

The main function of a rotary hammer drill is to make holes in materials that would be difficult or impossible to drill with a regular drill. The hammering action is generated by an internal mechanism that drives the drill bit forward in rapid, short bursts. This makes rotary hammer drills ideal for heavy-duty construction, demolition, and renovation tasks.

Rotary hammer drills are typically equipped with interchangeable drill bits, allowing users to switch between drilling, chiseling, and hammering modes. This versatility makes them suitable for a wide range of applications, from installing anchors and bolts to removing old mortar.

While rotary hammer drills are larger and heavier than traditional drills, they offer significantly more power and efficiency for drilling into challenging materials. Many models also feature vibration reduction technology, which helps reduce user fatigue during extended use.

In summary, rotary hammer drills are essential tools for professionals working in construction, masonry, or renovation, offering strength and versatility for demanding projects.