The #48 Check Reamer is a straight flute reamer made from high-speed steel, designed for precision reaming in stainless steel and other tough materials. With a diameter of 1/8 inch, this reamer is perfect for creating smooth, accurate holes in various applications. Its high-speed steel construction ensures durability and resistance to wear, making it suitable for both industrial and DIY projects. The reamer's design allows for efficient chip removal, enhancing performance and reducing the risk of tool binding. Ideal for machinists and fabricators, this tool is essential for achieving precise hole sizes.