RS PRO HSS Countersink Drill Bit Set, 3 Flute(s), 90° Angle, 6 Piece(s) 218-567

RS PRO 218-567 Countersink Drill Bit Set is a professional-grade, 6-piece set featuring 3 flute HSS drill bits with a 90° countersink angle, manufactured to meet DIN 335C standards. This kit includes sizes 6.3 mm, 8.3 mm, 10.4 mm, 12.4 mm, 16.5 mm, and 20.5 mm, offering a comprehensive solution for a wide range of precision countersinking needs.

Crafted from high-speed steel, these bits provide exceptional heat resistance and maintain cutting hardness even under high operating temperatures. The three-flute design enhances chip clearance and reduces clogging, resulting in smooth, chatter-free performance that minimizes mechanical vibration.

The set is delivered in a sturdy red carrying case that ensures the bits remain organized and protected both in transit and storage. These HSS countersink drill bits are engineered for use with machines and portable electric or cordless drill drivers, making them versatile for varied workshop and site conditions.

Countersinking enables fasteners to sit flush or below the surface, preventing surface damage and enhancing the finish quality of assemblies. These drill bits are ideal for metal and wood, supporting applications in industrial manufacturing, construction, robotics, and maintenance operations.

The 6-piece countersink set covers a broad diameter range essential for typical countersink screw sizes. High material quality ensures long-lasting performance and cost-efficiency. Reduced chatter enhances hole quality and tool longevity.

Conforms strictly to international standards for precision and reliability. Supports versatile drilling environments including power drills, column drills, and machine tools. Explore more professional-grade Drill Bit Sets and power tool accessories in the EnvMart Industrial Tools category for efficient and reliable machining solutions.