
This tool is 4 flute CNC end mill, mainly used for machining tool steel, alloy steel, cast iron, copper, and other metal materials.
This 4 flute milling cutter is widely used in CNC metal engraving machines, CNC milling machine,s and CNC machining centers, suitable for shallow slots, profile milling, side milling, end milling, finish machining, etc.


Benefits of 4 flute carbide end mill:
- Made from micro-grain tungsten carbide material, it offers high wear resistance and strength, making it suitable for high-speed cutting applications as an end mill.
- The 35° helix angle design ensures smooth chip evacuation, reduces sticking, and effectively improves production efficiency.
- Highly versatile, suitable for rough machining and large material removal processes.
- The coating resists abrasion and will extend tool life.
These 4 flute CNC end mill cutters are available in different cutting diameters and lengths and shank diameters.


Here is the standard size of 4 flute end mill:
| PART NO | CED (mm) | CEL (mm) | SHK (mm) | OVL (mm) |
| S4LX01 | 1.0 | 3 | 4.0 | 50 |
| S4LX015 | 1.5 | 4 | 4.0 | 50 |
| S4LX02 | 2.0 | 6 | 4.0 | 50 |
| S4LX025 | 2.5 | 8 | 4.0 | 50 |
| S4LX03 | 3.0 | 8 | 4.0 | 50 |
| S4LX035 | 3.5 | 10 | 4.0 | 50 |
| S4LX04 | 4.0 | 10 | 4.0 | 50 |
| S4LX04L-A | 4.0 | 15 | 4.0 | 75 |
| S4LX04L-B | 4.0 | 20 | 4.0 | 100 |
| S4LX05 | 5.0 | 13 | 6.0 | 50 |
| S4LX06 | 6.0 | 15 | 6.0 | 50 |
| S4LX06L-A | 6.0 | 20 | 6.0 | 75 |
| S4LX06L-B | 6.0 | 30 | 6.0 | 100 |
| S4LX06L-C | 6.0 | 35 | 6.0 | 150 |
| S4LX08 | 8.0 | 20 | 8.0 | 60 |
| S4LX08L-A | 8.0 | 25 | 8.0 | 75 |
| S4LX08L-B | 8.0 | 35 | 8.0 | 100 |
| S4LX08L-C | 8.0 | 40 | 8.0 | 150 |
| S4LX10 | 10.0 | 25 | 10.0 | 75 |
| S4LX10L-B | 10.0 | 40 | 10.0 | 100 |
| S4LX10L-C | 10.0 | 55 | 10.0 | 150 |
| S4LX12 | 12.0 | 30 | 12.0 | 75 |
| S4LX12L-B | 12.0 | 45 | 12.0 | 100 |
| S4LX12L-C | 12.0 | 60 | 12.0 | 150 |
| S4LX14 | 14.0 | 35 | 14.0 | 80 |
| S4LX14L-B | 14.0 | 45 | 14.0 | 100 |
| S4LX14L-C | 14.0 | 60 | 14.0 | 150 |
| S4LX16 | 16.0 | 45 | 16.0 | 100 |
| S4LX16L-C | 16.0 | 70 | 16.0 | 150 |
| S4LX18 | 18.0 | 45 | 18.0 | 100 |
| S4LX18L-C | 18.0 | 70 | 18.0 | 150 |
| S4LX20 | 20.0 | 45 | 20.0 | 100 |
| S4LX20L-C | 20.0 | 70 | 20.0 | 150 |


RicoCNC is a professional CNC cutting tools supplier, from woodworking to metal cutting, including flat bottom end mill, ball end router bit, taper router bit, straight flute router bit, spiral flute end mill, up cut router bit, down cut router bit, one flute end mill, 2 flute end mill, 3 flute end mill, 4 flute end mill, compression router bit, carbide end mill, carbide tipped end mills, PCD end mill, HSS end mill facing end mill, etc.
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