The 0.3040 CHK REAMER SF SS HS USA from Field Tool Supply is a high-quality reamer designed for precision finishing of holes. This reamer features a size of 0.3040, making it ideal for applications requiring accurate hole dimensions. Constructed from stainless steel, it offers excellent durability and resistance to wear. The SF (screw machine finish) ensures a smooth surface for optimal performance. Perfect for machinists and DIY enthusiasts, this reamer delivers clean, precise finishes, ensuring a perfect fit in every application. A must-have tool for any workshop.