The 0.3135 CHK REAMER SF SS HS from Field Tool Supply is a high-precision reaming tool designed for creating smooth and accurate holes. This reamer features a diameter of 0.3135 inches and is made from high-speed steel, ensuring durability and long-lasting performance. Ideal for use in stainless steel and other tough materials, it provides excellent cutting efficiency. The reamer is suitable for both industrial and DIY applications, meeting industry standards for quality and performance. Enhance your machining capabilities with this reliable and efficient reaming tool.