This 8.7mm 2-edge customized carbide step drill adopts internal
cooling structure and is specifically designed for efficient
drilling of aluminum alloy and other soft metals.
The tool substrate is made of ultra-fine grain carbide, processed
through AMG's advanced precision grinding technology, and features
excellent cutting performance and wear resistance, enabling stable,
efficient, in high-speed CNC machining.
Specification Table:
| Parameter | Specification |
|---|
| Diameter | 8.7mm |
| Shank Diameter | 12mm |
| Flutes | 2 flutes |
| Flute Type | Straight flute |
| Material | Ultra-fine grain carbide rod |
| Coating | DLC / TiSiN / Customized |
| Coolant Type | Internal coolant through the tool |
| Application | Soft metal CNC drilling |
Advantages:
✅ AMG precision grinding guarantees dimensional accuracy and sharp
cutting edges
✅ Internal coolant system enhances chip evacuation and reduces heat
during drilling
✅ Step drill design allows efficient multi-diameter machining in a
single operation
✅ Produces no burr, high-quality holes in aluminium and soft metals
✅ Ultra-fine carbide ensures long tool life and stable performance
in high-speed CNC machining
✅ Smooth chip removal reduces downtime and increases productivity
Detailed pictures
Drawing
Our factory:
Q1: Is this drill suitable for high-speed drilling of aluminium and
copper?
A1: Yes, it is designed for high-speed CNC machining of aluminium,
copper, brass, and other soft metals with excellent chip
evacuation.
Q2: What is the benefit of the internal coolant system?
A2: It reduces heat, prevents chip sticking, and flushes chips
effectively, extending tool life and maintaining machining
accuracy.
Q3: Can AMG customize the step dimensions?
A3: Yes, AMG offers full customization of step sizes, coatings, and
shank diameters based on your specific application needs.
Q4: How does AMG ensure product quality?
A4: AMG uses a strict 4-step inspection process: raw material
verification, tolerance checks post-grinding, dimensional
inspection, and final appearance inspection post-coating.
