This tool is designed for efficiently fixing holes and through holes with dimensions ranging from 16mm to 30mm. Featuring a 4-flute spiral design, it facilitates faster debris removal during operation. The maximum flute entry enhances the effectiveness of debris removal, contributing to a smoother and more efficient drilling process.

Constructed with high-temperature copper soldering, the carbide head of this tool ensures exceptional breakage resistance. This design consideration makes the tool reliable and durable, providing the strength and longevity necessary for demanding drilling tasks. Whether you're a professional or a DIY enthusiast, this tool is crafted to deliver consistent performance and durability in fixing holes and through holes of various sizes.