RUKO KES-DIN335-HSS-TiAlN-90°-Ø7,0mm Countersink

Machinists and metalworkers use this RUKO countersink to create precise 90° chamfers and deburr holes in steel, cast iron, non-ferrous metals, and plastics. The 7.0 mm diameter tool features a TiAlN coating for extended tool life and is suitable for use in drill chucks.

Key specifications

• Tool type: Countersink
• Standard: DIN 335 C
• Cutting angle: 90°
• Material: High-Speed Steel (HSS)
• Coating: Titanium Aluminum Nitride (TiAlN)
• Nominal diameter: 7.0 mm
• Shank type: Cylindrical
• Number of flutes: 3
• Direction of cut: Right-hand
• Application: Deburring, chamfering, countersinking
• Suitable materials: Steel, cast iron, non-ferrous metals, plastics
• Tool holder compatibility: Drill chuck
• Surface treatment: TiAlN coated
• Manufacturing method: Ground
• Series: RUKO 1021xxT
• Packaging unit: 1 piece

Why choose it

The TiAlN coating reduces friction and heat, allowing higher cutting speeds and longer tool life compared to uncoated HSS countersinks. The 3-flute design ensures smooth cutting and good chip evacuation.

Ideal use cases

• Deburring drilled holes in metal fabrication
• Creating chamfers for screw heads
• Countersinking in machine shops and maintenance workshops

Good to know

This countersink is part of the RUKO 1021xxT series and is supplied individually. It is designed for use with a standard drill chuck and is suitable for right-hand rotation.