The Karnasch 201447U conical step drill has a spiral flute and 9 steps, ranging from 4 to 12 mm. It is made of cobalt and is designed for machining steel, stainless steel up to 600 N/mm², cast iron and non-ferrous materials.
- Type: Step drill
- Quantity: 1
- Material: Cobalt
- Shape: Conical
- Diameters: 4–12 mm
- Step sizes: 4, 5, 6, 7, 8, 9, 10, 11 and 12 mm
- Steps: 9
- Drilling capacity: Up to 5 mm
- Shank diameter: 6 mm
- Application: Steel, stainless steel up to 600 N/mm², cast iron and non-ferrous materials
- Flute: Spiral
Dimensions
- Type
- Cutter Bit
- Pieces
- 1 pcs
- Shape
- Conical
- Material Construction
- Cobalt
- Case
- No
Processing Material
- Metal
- No
- Wood
- No
- Building Materials
- No
- Aluminum
- No
- Drywall
- No
- Glass
- No
- Plastic
- No
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.