The #66 Reamer Blank HS from Field Tool Supply is a high-speed steel tool designed for precision reaming applications. With a diameter of 0.66 inches, this reamer is ideal for creating smooth, accurate holes in various materials. Made from durable high-speed steel, it offers excellent wear resistance and longevity. This reamer is suitable for use in both manual and CNC machining environments, ensuring versatility in your tool collection. Its robust construction meets industry standards, making it a reliable choice for professionals.