The 5 TPR Pin Reamer Helical Flute from Field Tool Supply is an essential tool for precision reaming. Made from high-speed steel, it features a helical flute design that enhances chip clearance and reduces friction during operation. With a length of 5 inches and a diameter of 0.375 inches, this reamer is ideal for enlarging holes or creating precise tapers in metalworking applications. It meets ANSI standards for quality and performance, making it a reliable choice for professionals. Its durable construction ensures longevity, making it a valuable addition to any machinist's toolkit.