4 Flute Ball Nose End Mill | HRC55 TiSiN Coated Carbide CNC End Mill
- Brand: Bwin
- Customized Support: OEM, ODM
- Material: Tungsten carbide
- Flutes: 4
- Coated: TiSiN
- Cutting Radius (mm): R0.5mm-R10mm
- Shank Diameter (mm): 4mm-20mm
- Flute Length (mm): 3mm-70mm
- Overall Diameter (mm): 50mm-150mm
- Helix Angle: 30 degree
- End Style: Standard
- Package: 1pcs/plastic pipe
- Suitable for: Carbon steel, alloy steel, cast iron
HRC55 Carbide ball end mill
The 4 flute ball nose end mill combines an HRC55 carbide substrate with a TiSiN coating for CNC milling applications. The tool machines carbon steel, alloy steel, stainless steel, and cast iron. Moreover, the spherical cutting profile follows curved surfaces during 3D contour machining, mold machining, and cavity milling. As a result, manufacturers can complete multiple machining operations with one cutting tool.
In addition, the carbide ball nose end mill supports profile milling, slotting, ramping, and semi-finishing on machining centers. Furthermore, the four-flute geometry maintains continuous cutter engagement while the TiSiN coating reduces heat generation during dry and semi-dry machining. Consequently, the tool performs in production machining, mold manufacturing, fixture machining, and precision component processing. Meanwhile, the ball nose slot drill also creates smooth radius transitions on complex workpieces.
Therefore, manufacturers use this CNC ball nose bit for dies, molds, mechanical components, and steel parts that require curved tool paths. Likewise, the spherical end mill adapts to CAM-generated 3D toolpaths used in CNC machining. Finally, the 3D carving bit and ball nose router bit provide one tooling solution for contour milling, cavity machining, and radius profiling while maintaining dimensional consistency throughout the machining process.
4 flute ball nose end mill specifications:
| Model | Cutting Radius | Flute Length | Shank Dia. | Overall Length | Flutes |
| R0.5*2*4*50 | 0.5 | 2 | 4 | 50 | 4 |
| R0.75*3*4*50 | 0.75 | 3 | 4 | 50 | 4 |
| R1*4*4*50 | 1 | 4 | 4 | 50 | 4 |
| R1.25*5*4*50 | 1.25 | 5 | 4 | 50 | 4 |
| R1.5*6*4*50 | 1.5 | 6 | 4 | 50 | 4 |
| R1.75*7*4*50 | 1.75 | 7 | 4 | 50 | 4 |
| R2*8*4*50 | 2 | 8 | 4 | 50 | 4 |
| R2*8*4*75 | 2 | 8 | 4 | 75 | 4 |
| R2*8*4*100 | 2 | 8 | 4 | 100 | 4 |
| R2.5*10*5*50 | 2.5 | 10 | 5 | 50 | 4 |
| R2.5*10*5*75 | 2.5 | 10 | 5 | 75 | 4 |
| R2.5*10*5*100 | 2.5 | 10 | 5 | 100 | 4 |
| R3*12*6*50 | 3 | 12 | 6 | 50 | 4 |
| R3*12*6*75 | 3 | 12 | 6 | 75 | 4 |
| R3*12*6*100 | 3 | 12 | 6 | 100 | 4 |
| R3*12*6*150 | 3 | 12 | 6 | 150 | 4 |
| R3.5*14*8*60 | 3.5 | 14 | 8 | 60 | 4 |
| R4*16*8*60 | 4 | 16 | 8 | 60 | 4 |
| R4*16*8*75 | 8 | 16 | 8 | 75 | 4 |
| R4*16*8*100 | 4 | 16 | 8 | 100 | 4 |
| R4*16*8*150 | 4 | 16 | 8 | 150 | 4 |
| R4.5*18*10*75 | 4.5 | 18 | 10 | 75 | 4 |
| R5*20*10*75 | 5 | 20 | 10 | 75 | 4 |
| R5*20*10*100 | 5 | 20 | 10 | 100 | 4 |
| R5*20*10*150 | 5 | 20 | 10 | 150 | 4 |
| R5.5*22*12*75 | 5.5 | 22 | 12 | 75 | 4 |
| R6*24*12*75 | 6 | 24 | 12 | 75 | 4 |
| R6*24*12*100 | 6 | 24 | 12 | 100 | 4 |
| R6*24*12*150 | 6 | 24 | 12 | 150 | 4 |
| R7*28*14*100 | 7 | 28 | 14 | 100 | 4 |
| R7*28*14*150 | 7 | 28 | 14 | 150 | 4 |
| R8*32*16*100 | 8 | 32 | 16 | 100 | 4 |
| R8*32*16*150 | 8 | 32 | 16 | 150 | 4 |
| R9*36*18*100 | 9 | 36 | 18 | 100 | 4 |
| R9*36*18*150 | 9 | 36 | 18 | 150 | 4 |
| R10*40*20*100 | 10 | 40 | 20 | 100 | 4 |
| R10*40*20*150 | 10 | 40 | 20 | 150 | 4 |
Note: We offer full customization for all specs. For more information, please contact us at any time.
As a matter of fact, Bwin delivers a comprehensive range of high-quality CNC spare parts. To be specific, our catalog covers carbide end mills, carbide inserts, turning bar tools, face milling tools, hole drilling tools, thread tapping tools, carbide burrs, tool holders, machine vises, live centers, chucks, CNC angle heads, carbide saw blades, and clamping kits. What’s more, we also stock brand-name carbide inserts from trusted manufacturers.
Beyond that, we take parts support to the next level. In other words, we don’t just sell components — we actively keep your machines humming and your business moving forward. Above all, every service we deliver aims to minimize your downtime and maximize your output.
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