The 1-3/8 CT SS Counterbore CI by Field Tool Supply is designed for precision drilling in stainless steel. This counterbore features a cutting diameter of 1-3/8 inches, making it ideal for creating flat-bottomed holes for fasteners. Constructed from high-grade stainless steel, it offers exceptional durability and resistance to wear. The tool is engineered for smooth operation and accurate depth control, suitable for both industrial and home use. Its compatibility with various drilling systems enhances its versatility, while adhering to industry standards ensures reliability and safety in all applications.