This cartridge case deburring and chamfer tool is crafted from premium HSS 630 high-speed steel, featuring solid durability, rust and corrosion resistance, and an extended service life. The tool boasts a hardness of 40-45, maintaining stable cutting performance during cartridge case processing. It supports caliber ranges of 0.16–0.6 Cal, 0.16–0.45 Cal, and 0.16–0.45 Cal VLD, compatible with most common cartridge case specifications to meet the needs of different users. The sharp blade design delivers effortless and efficient cutting, quickly removing burrs and excess material from the case mouth. It leaves both inner and outer edges smooth and clean, effectively improving reloading accuracy. The fully knurled surface provides a firm grip for stable force application and comfortable operation. With an overall compact and lightweight design, it is easy to carry anywhere. Ready for use at the shooting range or for home ammunition reloading. Ideal for both professional shooters and reloading enthusiasts, this deburring and chamfer tool is a perfect choice to upgrade your cartridge case processing efficiency.