In machining, which tool is typically used on lathes?

In machining, particularly when using lathes, single-point tools are the standard choice due to their design and functionality. Single-point tools feature a single cutting edge, which allows for precise control over the material being machined, as they can efficiently remove material while shaping it. This characteristic is particularly useful in turning operations, where the workpiece rotates and the tool moves linearly to create cylindrical shapes.

The design of single-point tools permits the operator to achieve various cuts by adjusting the tool's position and angle in relation to the rotating workpiece. This adaptability is essential for producing different profiles, contours, and finishes.

Other tools like multi-point tools, end mills, and broaches are generally used for different machining processes. Multi-point tools are more common in operations like milling and drilling, where multiple cutting edges help distribute forces and improve efficiency. End mills, similarly designed for milling operations, can create complex shapes but are not suited for turning operations on a lathe. Broaches are used for specific internal shapes or through holes, not for general cutting or turning tasks on a lathe. Therefore, the choice of single-point tools for lathe operations is the correct and most efficient method for achieving the desired machining outcomes.