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- Transportation, Machinery & Tools
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- Cutting Tools
- Processing method
- Grinding
- Work
- Non-ferrous and special metal materials, Composite materials and resins
Product Details
SUNPAX Micro Drill & Reamer for Small-Diameter Aluminum Alloy Drilling
SUNPAX Micro is a series of small-diameter, high-precision tools specialized for machining aluminum alloys. Its high-rigidity design ensures excellent machining stability and dimensional accuracy even during high-feed machining.
To contribute to higher efficiency in precision component machining, we offer the following two types of lineup.
Application
- Aluminum Alloy Small Hole Drilling
Product characteristics
Lineup
Standard dimensions
| Drill | Reamer | |
|---|---|---|
| Tool Diameter [mm] | φ2.0–3.0 | φ1.6–3.0 |
| Effective length [mm] | ≦15 | ≦15 |
| Shank diameter [mm] | φ4≦ | φ4≦ |
■ Drills (φ2.0–3.0)
Further evolving SUNPAX® drill technology to ensure high precision and durability even in small diameter applications.
Achieves stable chip evacuation and surface finish quality during high-speed machining of aluminum alloys.
■ Reamers (φ1.6–3.0)
Small-diameter reamers enabling high roundness and dimensional accuracy.
Reduces machining time while maintaining consistent quality in deep hole and finishing operations.
Machining Test Data "Reamer"
- Material
- A4B-T6
- Machining depth [mm]
- 5
- Cutting speed V [m/min]
- 50–75
- Feed rate F [mm/min]
- 320 to 380
- Rotational Feed F [mm/rev]
- 0.04
Surface roughness: Ra 0.05–0.07 μm
| φ1.8 | φ2.0 | φ2.5 | φ3.0 |
|---|---|---|---|
 |  |  |  |
Features
• Achieves small diameters (φ1.6–3.0)
Utilizes SUNPAX® series technology to achieve small diameters while maintaining high precision.
• High-precision machining via high-rigidity design
Suppresses tool deflection, ensuring dimensional accuracy and machining stability even under high feed conditions.
• Optimized for aluminum alloys
Specialized for machining ductile materials used in inverter/converter cases, motor housings, etc.
• Meets demands for miniaturization and weight reduction in EV components
Delivers high productivity in machining high-density components required in the electric vehicle (EV) sector.
Application Fields
• EV inverter/converter cases
• EV motor housings
• Aluminum precision components
• Various small-diameter hole machining and finishing operations