Description

The Micro-Tec 31mm HSS Countersink (90° Three-Flute) is a high-precision cutting tool engineered for clean, chatter-free countersinking in metal, plastics, and composite materials. Manufactured from premium high-speed steel (HSS), this tool delivers excellent durability, heat resistance, and consistent cutting performance, making it ideal for machining, fabrication, and workshop environments. Its three-flute design provides smooth chip evacuation, minimal vibration, and superior surface finish quality when creating bevels, deburring holes, or preparing fastener seats. Perfect for general engineering, precision metalwork, CNC use, and maintenance applications.