Drill

Drill

A drill is a tool primarily used for making round holes or driving fasteners. It is equipped with a bit, either a drill bit or driver bit, depending on the application. Drills are commonly used in woodworking, metalworking, construction, and DIY projects.

History

Carpentry tools from the Mary Rose, including early drills.

The history of the drill dates back to ancient times. Early drills were simple tools, such as the bow drill, which was used in ancient Egypt and other early civilizations. The development of the brace and bit in the Middle Ages marked a significant advancement in drilling technology.

Types of Drills

Hand Drills

A traditional hand drill used by carpenters.

Hand drills are manually operated tools that require physical effort to rotate the drill bit. They are often used for precision work and in situations where power tools are not practical.

Electric Drills

Diagram of a pistol-grip electric drill.

Electric drills are powered by electricity and are the most common type of drill used today. They come in various forms, including corded and cordless models.

Corded Drills

Corded drills are powered by an electrical outlet and provide consistent power. They are often used for heavy-duty tasks where continuous operation is required.

Cordless Drills

A modern cordless drill.

Cordless drills are powered by rechargeable batteries, offering greater mobility and convenience. They are ideal for tasks where portability is essential.

Magnetic Drills

A magnetic drill used for metalworking.

Magnetic drills are specialized tools used for drilling into metal surfaces. They use a magnetic base to secure the drill to the workpiece, allowing for precise drilling in metalworking applications.

Drill Bits

Drill bits are the cutting tools attached to drills. They come in various shapes and sizes, each designed for specific materials and purposes. Common types include twist bits, spade bits, and masonry bits.

Applications

Drills are used in a wide range of applications, from construction and carpentry to metalworking and home improvement. They are essential tools for DIY enthusiasts and professionals alike.

Safety

When using drills, safety precautions should be observed to prevent injury. This includes wearing appropriate personal protective equipment (PPE), securing the workpiece, and ensuring the drill bit is properly installed.

Related Pages

• Screwdriver
• Hammer
• Saw
• Power tool