Tools that use electricity, compressed air, or other sources of energy, and are used to perform a variety of tasks, such as cutting, drilling, sanding, and shaping are called Power tools. They are typically more powerful and efficient than traditional hand tools and can save time and effort in different projects.

There are several types of power tools available, each with its specific use and function. Some common types of power tools include:

Drills: Used for drilling holes in various materials, including wood, metal, and concrete.

Saws: Used for cutting through various materials, including wood, metal, and plastic. Examples include circular saws, jigsaws, and reciprocating saws.

Sanders: Used for smoothing and finishing surfaces, such as wood or metal. Examples include belt sanders, orbital sanders, and disc sanders.

Grinders: Used for shaping and grinding various materials, such as metal, stone, and concrete. Examples include angle grinders and bench grinders.

Nailers: Used for driving nails into various materials, including wood and concrete. Examples include framing nailers and finish nailers.

Impact drivers: Used for driving screws and bolts into various materials. They are more powerful than traditional drills and can handle tougher jobs.

Rotary tools: Used for precision cutting, sanding, and carving in a variety of materials, such as wood, plastic, and metal.

Power tools can make tasks much easier and more efficient but they also require proper use and maintenance to ensure safe and effective operation. Always read the manufacturer's instructions and follow all safety precautions when using power tools.