The 0.4270 CHK Reamer from Field Tool Supply is designed for precision reaming in stainless steel applications. This high-speed steel (HSS) tool features a straight flute design, ensuring efficient chip removal and smooth finishes. With a diameter of 0.4270 inches, it is ideal for creating accurate holes in various materials. The reamer is constructed from durable stainless steel, providing excellent wear resistance and longevity. It meets industry standards for quality and performance, making it suitable for both professional and DIY projects. Compatible with standard drilling equipment, this tool is a must-have for any workshop.