CNC fixtures are work-holding tools for stability and positioning. They are often used in securing, supporting, or fixing a workpiece appropriately on the CNC machine. The best definition to give a CNC fixture is that it is an agent of stability and positioning. It is a work-holding device with wide uses centered on securing, supporting, or mounting a workpiece correctly on the CNC machine. CNC fixture is an important tool that ensures conformity and interchangeability during the machining process. In other words, it encourages a smooth manufacturing operation.