RS PRO HSS Countersink Drill Bit 16 mm Head Diameter 3 Flutes 90° Angle 1 Piece 218-646

RS PRO 218-646 is a high-quality HSS countersink drill bit featuring a 16 mm head diameter and 3 flutes with a 90° countersink angle. Manufactured from high-speed steel, this drill bit offers excellent heat resistance and hardness, allowing faster cutting and prolonged tool life in demanding industrial and workshop environments.

These countersink bits comply with the DIN 335/C standard and are engineered to work efficiently on metal and wood materials. The design reduces clogging, improves clearance, and ensures chatter-free operation, enhancing drilling accuracy and surface finish quality.

They are compatible with a wide range of drilling equipment including manual, electric, and cordless drills. This makes them suitable for applications such as robot automation, stationary machine operations, and column drilling in industrial, manufacturing, and mechanical assembly settings.

The bit creates precise chamfers around pilot holes, allowing countersunk screws to sit flush or slightly below the surface, which improves both aesthetics and structural integrity. They also effectively remove burrs left from tapping or drilling operations.

High-speed steel construction for durability and heat resistance. Three flute design for reduced clogging and improved cutting. 90° countersink angle suitable for creating screw chamfers. Conforms to DIN 335/C standard ensuring quality and performance.

Compatible with manual and powered drill tools. Ideal for metal and wood countersinking applications. Provides chatter-free, low-vibration drilling performance.

This RS PRO series product offers a cost-effective and dependable solution for precision countersinking tasks in industrial, laboratory, construction, and manufacturing environments.

Explore more high-performance RS PRO Drill Bits and accessories in EnvMart’s Power Tools category for comprehensive tooling solutions.