The 0.4950 CHK Reamer by Field Tool Supply is crafted from high-speed steel (HSS) for exceptional durability and performance. This straight flute reamer is designed to create precise holes with a diameter of 0.4950 inches, making it ideal for applications requiring high accuracy. Its stainless steel construction provides resistance to corrosion and wear, ensuring a long service life. This tool meets industry standards, making it a reliable choice for machinists and metalworkers looking to achieve superior results in their projects.