The 0.4250 CARBIDE CHUCK REAMER SS from Field Tool Supply is a precision tool designed for reaming holes to exact sizes. With a diameter of 0.4250 inches, this carbide reamer is ideal for achieving smooth finishes and accurate dimensions in various materials, including stainless steel. The solid carbide construction ensures exceptional durability and wear resistance, making it suitable for high-volume production environments. This reamer is compatible with standard reaming machines and is perfect for use in both industrial and workshop settings.