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製品仕様
HOFFMANN
Machining
Drilling
122151 Series Solid Carbide Jobber Drills
Precision DIN 6539 Drills with TiAlN Coating
Professional Grade Centring & Drilling
The HOFFMANN 122151 series offers a range of high-performance solid carbide jobber drills manufactured to DIN 6539 standards. These tools are equipped with a durable TiAlN coating, ensuring extended tool life and excellent performance in demanding materials. Designed with a 118° point angle and 30° helix angle, they provide precise, reliable drilling across various industrial applications.
Key Features
- • Material: Solid carbide for superior rigidity and wear resistance.
- • Coating: TiAlN coating enhances thermal stability.
- • Geometry: 2-edge design with parallel shank to h7 tolerance.
- • Range: Available in multiple diameters (2.5mm to 3.8mm).
Common Specifications
| Standard | DIN 6539 |
| Point Angle | 118° |
| Helix Angle | 30° |
| Coolant | No Through-Coolant |
Available Dimensions
| Feature | 2.5 mm | 2.8 mm | 3.5 mm | 3.8 mm |
|---|---|---|---|---|
| Overall Length | 43 mm | 46 mm | 52 mm | 55 mm |
| Flute Length | 14 mm | 16 mm | 20 mm | 22 mm |
| Max Depth | 10.3 mm | 11.8 mm | 14.8 mm | 16.3 mm |
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