The 0.3720 CHK REAMER ST FL SS HS from Field Tool Supply is a high-precision reamer designed for finishing holes to exact sizes. With a diameter of 0.3720 inches, this straight flute reamer is made from high-speed steel (HSS) for superior durability and performance. Ideal for use in stainless steel and other tough materials, it provides a smooth finish and accurate sizing. This reamer is perfect for industrial applications, ensuring compatibility with standard drilling equipment. Its robust construction meets industry standards, making it a reliable choice for professionals seeking quality tools.