998V-RS High-Performance 4-Flute Round Nose End Mill with TixSiN Coating
998V-RS
The LV® 998V-RS series is a high-performance 4-flute round nose end mill engineered for superior machining results. Featuring an advanced TixSiN coating with high silicon content, this end mill provides exceptional resistance to high temperatures and wear, significantly extending tool life. Its design ensures high-precision diameter tolerance and excellent cutting stability, making it a reliable choice for demanding applications. The 998V-RS is versatile, capable of efficiently machining a wide range of materials, including tool steel, alloy steel, stainless steel, cast iron, and welded steel components. It is an ideal solution for manufacturers seeking to enhance productivity and achieve superior surface finishes.
High-Performance 4-Flute Round Nose End Mill
The 998V-RS series is a premium 4-flute round nose end mill designed for precision and durability. It is engineered by LV® Tool, a leading manufacturer of tungsten carbide cutting tools. This end mill is an excellent choice for a wide range of milling applications, delivering consistent performance and superior surface finishes.
Key Features & Benefits
- Advanced TixSiN Coating: Features a high silicon content TixSiN coating that provides exceptional resistance to high temperatures, ensuring tool integrity during intensive machining operations.
- Enhanced Durability: Offers excellent wear resistance, which translates to a longer tool lifespan and reduced tooling costs for your manufacturing process.
- Superior Stability: Engineered for high cutting stability with a high-precision diameter tolerance (h6), enabling smooth and accurate machining even on challenging materials.
- Versatile Applications: Capable of effectively machining a variety of materials, making it a versatile tool for any workshop.
Applicable Materials
This round nose end mill is optimized for machining the following materials:
- Tool Steel
- Alloy Steel
- Stainless Steel
- Cast Iron
- Welded Steel Components
Specifications
The 998V-RS series is available in a wide range of sizes to meet your specific machining requirements. Please refer to the table below for detailed specifications. We also offer OEM/ODM services for custom cutting tool solutions.
| Model | Diameter (mm) | Corner Radius (R) | Flute Length (mm) | Shank Diameter (mm) | Flutes | Overall Length (mm) |
|---|---|---|---|---|---|---|
| 01054 | 1 | 0.5R | 2.5 | 4 | 4 | 50 |
| 01524 | 1.5 | 0.2R | 3 | 4 | 4 | 50 |
| 02034 | 2 | 0.3R | 5 | 4 | 4 | 50 |
| 02054 | 2 | 0.5R | 5 | 4 | 4 | 50 |
| 02554 | 2.5 | 0.5R | 6 | 4 | 4 | 50 |
| 03054 | 3 | 0.5R | 6 | 3 | 4 | 50 |
| 03104 | 3 | 1R | 6 | 3 | 4 | 50 |
| 030544D | 3 | 0.5R | 6 | 4 | 4 | 50 |
| 031044D | 3 | 1R | 6 | 4 | 4 | 50 |
| 04054 | 4 | 0.5R | 9 | 4 | 4 | 50 |
| 05054 | 5 | 0.5R | 12 | 6 | 4 | 50 |
| 06034 | 6 | 0.3R | 16 | 6 | 4 | 50 |
| 06054 | 6 | 0.5R | 16 | 6 | 4 | 50 |
| 06104 | 6 | 1R | 16 | 6 | 4 | 50 |
| 06204 | 6 | 2R | 16 | 6 | 4 | 50 |
| 08034 | 8 | 0.3R | 20 | 8 | 4 | 60 |
| 08054 | 8 | 0.5R | 20 | 8 | 4 | 60 |
| 08104 | 8 | 1R | 20 | 8 | 4 | 60 |
| 08204 | 8 | 2R | 20 | 8 | 4 | 60 |
| 10054 | 10 | 0.5R | 25 | 10 | 4 | 75 |
| 10104 | 10 | 1R | 25 | 10 | 4 | 75 |
| 10204 | 10 | 2R | 25 | 10 | 4 | 75 |
| 10154 | 10 | 1.5R | 25 | 10 | 4 | 75 |
| 10304 | 10 | 3R | 25 | 10 | 4 | 75 |
| 12054 | 12 | 0.5R | 30 | 12 | 4 | 75 |
| 12104 | 12 | 1R | 30 | 12 | 4 | 75 |
| 12154 | 12 | 1.5R | 30 | 12 | 4 | 75 |
| 12204 | 12 | 2R | 30 | 12 | 4 | 75 |
| 12304 | 12 | 3R | 30 | 12 | 4 | 75 |
998V-RS High-Performance 4-Flute Round Nose End Mill with TixSiN Coating Professional Precision Carbide End Mills and Cutting Tools Manufacturing
LV Tool provides 998V-RS High-Performance 4-Flute Round Nose End Mill with TixSiN Coating 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.

