The 0.2310 CHK Reamer by Field Tool Supply is crafted from high-speed steel (HSS) for exceptional durability and performance. This reamer features a straight flute design, which is perfect for reaming holes with precision in various materials. With a diameter of 0.2310 inches, it is suitable for applications requiring tight tolerances. The stainless steel construction ensures resistance to corrosion and wear, making it ideal for both industrial and DIY projects. This tool adheres to strict quality standards, ensuring reliability and efficiency in your machining tasks.