The 0.4190 CHK REAMER is a high-speed steel (HS) tool designed for precision reaming applications. Manufactured in the USA by Field Tool Supply, this reamer features a size of 0.4190, making it ideal for creating smooth, accurate holes in various materials. The tool is constructed from stainless steel (SS) for enhanced durability and resistance to wear. It is suitable for use in a range of industries, including automotive and aerospace, where precision is critical. This reamer complies with industry standards, ensuring reliable performance in demanding environments.