888V-4RL 4-Flute Long Neck Ball Nose Carbide End Mill for Steel Machining
888V-4RL
The 888V-4RL is a high-precision 4-flute long neck ball nose carbide end mill from LV Tool, a leading cutting tool manufacturer. Engineered for superior performance, this end mill features our proprietary Arti-Co coating, which provides exceptional wear resistance and significantly extends tool life, reducing operational costs. Its design ensures high-precision diameter tolerance and excellent cutting stability, making it ideal for finishing and semi-finishing operations. The 888V-4RL is highly effective for machining a wide range of materials, including carbon steel, alloy steel, tool steel, stainless steel, and cast iron, making it a reliable solution for mold and die manufacturing.
Precision 4-Flute Long Neck Ball Nose Carbide End Mill
The 888V-4RL series from LV INTERNATIONAL CO., LTD. represents a pinnacle in precision machining tools. This 4-flute long neck ball nose carbide end mill is specifically designed for complex and deep-cavity milling operations where reach and precision are paramount. Manufactured from premium micro-grain carbide rods and engineered on world-class CNC grinding machines, the 888V-4RL delivers consistent performance and superior surface finishes.
Key Features and Benefits
- Advanced Arti-Co Coating: Features a proprietary Arti-Co coating that delivers outstanding wear resistance and thermal stability, resulting in a significantly longer tool life and reduced machine downtime.
- High Precision Tolerance: Manufactured to a strict diameter tolerance, ensuring exceptional accuracy for high-precision machining tasks.
- Optimized 4-Flute Design: The four-flute geometry provides excellent cutting stability, smooth chip evacuation, and superior surface finish, particularly in finishing applications.
- Long Neck Configuration: The extended neck design allows for deep-pocket milling and machining in hard-to-reach areas without interference from the tool holder.
Recommended Applications
This versatile ball nose end mill is engineered for high-performance machining across a variety of materials. It is an ideal choice for manufacturers in the mold & die, automotive, and general engineering sectors.
- Carbon Steel
- Alloy Steel
- Tool Steel
- Stainless Steel
- Cast Iron
Detailed Specifications
Please refer to the table below for detailed dimensions of the 888V-4RL series. We offer a wide range of sizes to meet your specific application needs. Custom OEM/ODM solutions from a trusted end mill supplier are also available upon request.
| Model | Diameter (mm) | Corner Radius (R) | Flute Length (mm) | Shank Diameter (mm) | No. of Flutes | Overall Length (mm) |
|---|---|---|---|---|---|---|
| 030034 | 3 | 0.3R | 8 | 3 | 4 | 75 |
| 030054 | 3 | 0.5R | 8 | 3 | 4 | 75 |
| 030104 | 3 | 1R | 8 | 3 | 4 | 75 |
| 040034 | 4 | 0.3R | 10 | 4 | 4 | 75 |
| 040054 | 4 | 0.5R | 10 | 4 | 4 | 75 |
| 040104 | 4 | 1R | 10 | 4 | 4 | 75 |
| 040154 | 4 | 1.5R | 10 | 4 | 4 | 75 |
| 060034 | 6 | 0.3R | 15 | 6 | 4 | 100 |
| 060054 | 6 | 0.5R | 15 | 6 | 4 | 100 |
| 060104 | 6 | 1R | 15 | 6 | 4 | 100 |
| 060154 | 6 | 1.5R | 15 | 6 | 4 | 100 |
| 060204 | 6 | 2R | 15 | 6 | 4 | 100 |
| 080034 | 8 | 0.3R | 20 | 8 | 4 | 100 |
| 080054 | 8 | 0.5R | 20 | 8 | 4 | 100 |
| 080104 | 8 | 1R | 20 | 8 | 4 | 100 |
| 080154 | 8 | 2R | 20 | 8 | 4 | 100 |
| 080204 | 8 | 2R | 20 | 8 | 4 | 100 |
| 080254 | 8 | 2.5R | 20 | 8 | 4 | 100 |
| 080304 | 8 | 3R | 20 | 8 | 4 | 100 |
| 100034 | 10 | 0.3R | 25 | 10 | 4 | 100 |
| 100054 | 10 | 0.5R | 25 | 10 | 4 | 100 |
| 100104 | 10 | 1R | 25 | 10 | 4 | 100 |
| 100154 | 10 | 1.5R | 25 | 10 | 4 | 100 |
| 100204 | 10 | 2R | 25 | 10 | 4 | 100 |
| 100254 | 10 | 2.5R | 25 | 10 | 4 | 100 |
| 100304 | 10 | 3R | 25 | 10 | 4 | 100 |
| 120034 | 12 | 0.3R | 30 | 12 | 4 | 100 |
| 120054 | 12 | 0.5R | 30 | 12 | 4 | 100 |
| 120104 | 12 | 1R | 30 | 12 | 4 | 100 |
| 120154 | 12 | 1.5R | 30 | 12 | 4 | 100 |
| 120204 | 12 | 2R | 30 | 12 | 4 | 100 |
| 120254 | 12 | 2.5R | 30 | 12 | 4 | 100 |
| 120304 | 12 | 3R | 30 | 12 | 4 | 100 |
888V-4RL 4-Flute Long Neck Ball Nose Carbide End Mill for Steel Machining Professional Precision Carbide End Mills and Cutting Tools Manufacturing
LV Tool provides 888V-4RL 4-Flute Long Neck Ball Nose Carbide End Mill for Steel Machining for buyers who need dependable precision carbide end mills and cutting tools in professional CNC machining environments. This product supports manufacturers, machine shops, and tooling distributors looking for stable cutting performance, accurate dimensions, and reliable results across demanding materials and production conditions.
Our carbide tools are produced with premium materials, precision CNC grinding, coating expertise, and ISO 9001-certified quality control. This helps customers improve tool life, surface finish, chip evacuation, cutting stability, and machining efficiency in applications such as mold making, automotive parts, aerospace components, electronics, and precision machinery.
As a Taiwan manufacturer with OEM ODM support, LV Tool helps buyers evaluate product fit, standard dimensions, custom tooling needs, and long-term supply requirements. We focus on practical cutting tool solutions that reduce downtime, control cost, and support consistent production quality.

