RUKO KES-Bit HSS 90° verzinkboor 16,5 mm

Precision 90° countersink bit with 16.5 mm cutting diameter, crafted from high-speed steel for clean chamfering and deburring in metal and plastic.

Overview

The RUKO KES-Bit-HSS-90°-16,5mm is a cylindrical-shank countersink tool engineered for creating uniform 90° chamfers. Its three-flute design ensures smooth chip evacuation, while the bright HSS finish provides durability without coating. The tool conforms to DIN 335 C and suits right-hand cutting in steel, cast iron, non-ferrous metals, and plastics.

What stands out

• 90° cutting angle for standard countersinks
• Three flutes reduce vibration and improve finish
• HSS construction withstands high-speed operation
• 10 mm cylindrical shank fits common drill chucks

Technical details

• Cutting diameter: 16.5 mm
• Shank diameter: 10 mm
• Overall length: 60 mm
• Standard: DIN 335 C
• Number of flutes: 3
• Shank type: cylindrical
• Coating: uncoated (bright finish)
• Cutting direction: right-hand
• Series: KES-Bit (Karnasch Economy Series)

Our verdict

A dependable countersink bit for workshop and production use, offering consistent 90° chamfers in a wide range of materials.