RUKO KES-DIN335-HSS-TiN-90°-Ø10,4mm kartiomainen upotuspora

Machinists and metalworkers use this RUKO countersink bit to deburr, chamfer, and countersink holes in steel, cast iron, non-ferrous metals, and plastics. Its 90° cutting angle and TiN coating deliver clean, precise results in workshop environments.

Key specifications

• Tool type: Countersink bit
• Standard: DIN 335 Form C
• Cutting angle: 90°
• Material: High-speed steel (HSS)
• Coating: Titanium nitride (TiN)
• Cutting diameter: 10.4 mm
• Shank diameter: 6 mm
• Overall length: 45 mm
• Number of flutes: 3
• Shank type: Cylindrical
• Direction of cut: Right-hand
• Series: Karnasch 2010

Why choose it

The TiN coating increases surface hardness and heat resistance, extending tool life and improving performance in demanding applications. The three-flute design ensures good chip evacuation and a smooth finish.

Ideal use cases

• Deburring drilled holes in steel and cast iron components
• Chamfering edges for assembly or safety
• Countersinking holes for flat-head screws in metal and plastic
• General workshop tasks in machine shops and manufacturing

Good to know

This countersink follows DIN 335 Form C, a common standard for 90° countersinks with cylindrical shanks. The golden TiN coating is a visual indicator of its wear-resistant properties.