R2 (4mm) Steel Chamfer End Mill
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BEYOND R2 (4mm) Steel Chamfer End Mill – Arc Type Up & Down Chamfer Cutter
The BEYOND R2 (4mm) Steel Chamfer End Mill is specially designed for precision chamfering and edge rounding on steel materials. Featuring an arc-shaped design with both up and down chamfering capability, this tool ensures smooth transitions, fine surface finishes, and long-lasting durability under high-speed CNC milling operations.
Key Features
- Material: High-performance tungsten carbide, optimized for steel cutting.
- Design: Arc-shaped up & down chamfering edge for dual-surface finishing.
- Chamfer Radius (R): R2 (4mm diameter)
- Application: Suitable for carbon steel, alloy steel, and pre-hardened steel.
- Shank: Precision-ground cylindrical shank for stable tool holding.
- Coating: TiAlN or AlTiN coating for high wear resistance and extended tool life.
- Machine Compatibility: Perfect for CNC machining centers and milling machines.
Technical Specifications
| Model | Radius (R) | Cutting Diameter (d1) | Shank Diameter (d2) | Overall Length (L) | Material |
|---|---|---|---|---|---|
| R2-4MM | R2 | 4mm | 4mm | 50mm | Tungsten Carbide |
Advantages
- Designed for steel materials – excellent wear and heat resistance.
- Dual-side arc chamfering reduces tool changes and improves efficiency.
- Provides smooth edges without burrs or vibration.
- Ideal for precision mold, die, and mechanical component processing.
Recommended Cutting Parameters
- Cutting Speed (Vc): 100–180 m/min
- Feed per Tooth (fz): 0.02–0.05 mm/tooth
- Depth of Cut (ap): 0.3–0.8 mm
Applications
This chamfer end mill is widely used in metalworking, mold making, and precision part finishing. Suitable for chamfering, deburring, and edge rounding on steel parts where high accuracy and surface finish are required.
Why Choose BEYOND?
BEYOND specializes in high-quality CNC cutting tools, offering exceptional precision, durability, and performance. Each tool undergoes strict quality inspection to ensure consistent results in your machining process.