What is the function of taps in mechanical applications?

The function of taps in mechanical applications is to cut interior threads. Taps are specialized tools designed specifically for creating male threads on the inside of holes, allowing for the installation of screws or bolts. They work by cutting into the material as the tap is turned, forming a precise thread pattern that corresponds to specific sizes and standards.

When a tap is inserted into a pre-drilled hole, it rotates and displaces the surrounding material to form the internal threads necessary for secure fastening. This threading process is essential in applications where screws or bolts need to be anchored securely into materials such as metal, plastic, or wood. The ability to create female threads allows components to be connected safely and effectively, maintaining the integrity of mechanical assemblies.

The other options refer to different functions. Cutting exterior threads involves other tools, such as dies, while reaming is done with reamers, which are used for enlarging existing holes and ensuring a smooth finish. Securing fasteners is a broader term that encompasses various methods and tools beyond just the use of taps, which specifically addresses the creation of threads for fastening.