The 0.3430 CHK Reamer ST FL SS HS by Field Tool Supply is engineered for high precision in stainless steel reaming tasks. This high-speed steel (HSS) reamer features a straight flute design, which enhances chip removal and improves hole accuracy. With a diameter of 0.3430 inches, it is ideal for a variety of applications, from metalworking to woodworking. The stainless steel material provides excellent durability and resistance to corrosion, making it a reliable choice for both professional and hobbyist use. This tool meets ANSI standards, ensuring quality and performance.