- Stability of the Drilling Process: In cutting processing, the stability of the drilling process is very important for ensuring the quality of the holes. A spot drill can create a clear cutting point on the surface of the material to be processed, allowing the tungsten carbide drill bit to quickly achieve a stable cutting state when starting to drill, thus improving the stability of the processing.
- Control of Eccentric Error: In cutting processing, the eccentric error of the drill bit is an important factor that greatly affects the accuracy and quality of the drilling. Using a spot drill for cutting point positioning helps reduce the eccentric error of the tungsten carbide drill bit during the drilling process. This helps achieve higher roundness and positional accuracy, meeting more precise tolerance requirements.
- Balance of Cutting Force: The cutting force has a significant impact on the cutting process and the life of the cutting tools. Using a spot drill to create a better cutting point positioning before the tungsten carbide drill bit begins to drill helps balance the cutting force, reducing vibration and wobble during the cutting process. This helps extend the life of the tungsten carbide drill bit, reduce the frequency of tool changes, thereby improving production efficiency.
- Control of Surface Roughness: In cutting processing, the surface roughness of the drilling has a very large impact on the assembly and performance of the parts. A spot drill can provide good guidance for the tungsten carbide drill bit during the drilling process, reducing vibration and wobble, thereby improving the surface roughness of the drilling.