The Ruko-101350-9 step drill bit is a high-precision tool designed for sheet metal drilling in various industries, including electrical, plumbing, heating, and automotive. Its innovative design and high-quality construction make it an ideal choice for jobs requiring clean and efficient cutting.
This drill bit features a split point cutting edge compliant with DIN 1412 C, with a 118° cutting angle and a 90° taper angle, enabling optimized right-hand cutting. Thanks to CBN grinding and spiral chip flutes, noise-, vibration-, and burr-free cutting is guaranteed, improving the user experience and the quality of the finish.
Each step of the drill bit is radially adjusted and CBN ground, with laser-marked steps for easy identification. It is suitable for sheet metal up to 4 mm thick and is particularly effective on aluminum and soft metals.
The tool comes in a translucent plastic case with a hanger, facilitating its storage and transport.- Diameter: Ø 4.0-12.0 mm (9 steps)
- Cutting point: Split point DIN 1412 C
- Cutting angle: 118º
- Cone angle: 90º
- Right-hand cutting
- CBN grinding
- Spiral chip ejection channels
- Laser-marked steps
- Suitable for sheet metal up to 4 mm thick
- Translucent plastic case with hanger