Ruko's HSS step drill is a specialized tool designed for precise drilling of metal sheets in various industrial environments, including electrical, sanitary, heating and automotive sectors. Its construction ensures optimum and lasting performance.
Technical characteristics
- Materials: Fast steel (HSS)
- Range diameter: 6.0-26.75 mm
- Number of steps: 8 steps
- Cut point: Split point DIN 1412 C
- Cut angle: 118o
- Cone angle: 90o
- Cutting sense: Right
- Rectification technology: CBN (Carbon Nitrured Boron)
- Channel design: Spiral for shaving evacuation
- Step finish: Radially adjusted and rectified CBN
- Marking: Laser marked steps
- Maximum cutting capacity: Metal sheets up to 4 mm
- Presentation: Translucent plastic case with hanger
The design of the spiral channels and CBN grinding ensures optimum cutting free of noises, vibrations or slugs. Each step is radially adjusted to ensure accuracy at every step of the diameter.