RUKO HSS kartiohiomapora DIN 335 C 90° 12,4 mm

High-speed steel countersink bit with a 90° cutting angle and 12.4 mm cutting diameter, engineered for precise deburring, chamfering, and countersinking in steel, cast iron, non-ferrous metals, and plastics. The three-flute ground profile ensures clean, chatter-free results.

Advantages

Bright, uncoated HSS construction for excellent sharpness and easy resharpening. Cylindrical 8 mm shank fits standard drill chucks. Right-hand cutting direction for conventional drilling machines.

Suitable for

• Steel
• Cast iron
• Non-ferrous metals
• Plastics

Key specifications

• Cutting diameter: 12.4 mm
• Shank diameter: 8 mm
• Total length: 56 mm
• Number of flutes: 3
• Standard: DIN 335 C
• Surface finish: Bright (uncoated)

Recommendations

Use with a suitable cutting fluid when working with steel to extend tool life and improve finish.