998V-AANB 4-Flute Carbide Ball End Mill with NACO-BLUE Coating for Dry Machining
998V-AANB
The 998V-AANB is a high-performance 4-flute ball end mill from the 99NB series, engineered by LV INTERNATIONAL CO., LTD. for precision dry machining. Featuring an advanced NACO-BLUE coating, this carbide end mill provides exceptional high-temperature resistance and superior wear resistance, significantly extending its service life. It is manufactured with a high-precision diameter tolerance, ensuring excellent cutting stability and accuracy. The 998V-AANB is ideal for machining hard materials such as tool steel, alloy steel, stainless steel, cast iron, and welding repair steel, making it a versatile tool for mold and die manufacturing, automotive, and aerospace industries.
High-Performance 4-Flute Ball End Mill for Precision Machining
The 998V-AANB model is a premier cutting tool from our 99NB series, specifically designed for high-efficiency dry machining applications. Its robust construction and advanced features make it an indispensable tool for professionals seeking precision and longevity.
Key Features & Benefits
- Advanced NACO-BLUE Coating: The tool is coated with our proprietary NACO-BLUE surface treatment, optimized for dry machining by providing excellent thermal resistance and lubricity.
- Superior Durability: Engineered for exceptional high-temperature and wear resistance, this ball end mill guarantees a prolonged service life even under demanding cutting conditions.
- Unmatched Precision: Manufactured with a high-precision tool diameter tolerance (h6), it ensures superior cutting stability, accuracy, and an excellent surface finish on the workpiece.
- Versatile Applications: Its 4-flute design is ideal for finishing operations on a wide range of materials.
Applicable Materials
The 998V-AANB series is engineered to perform reliably across various industrial materials, including:
- Tool Steel
- Alloy Steel
- Stainless Steel
- Cast Iron
- Welding Repair Steel
Detailed Specifications
The 998V-AANB series is available in a comprehensive range of sizes to meet your specific machining requirements. As a leading carbide end mill manufacturer, we provide custom solutions upon request.
| Model | Diameter (R) | Blade Length (mm) | Shank Diameter (mm) | Number of Flutes | Overall Length (mm) |
|---|---|---|---|---|---|
| 0104 | 0.5R | 2 | 4 | 4 | 50 |
| 0154 | 0.75R | 3 | 4 | 4 | 50 |
| 0204 | 1R | 4 | 4 | 4 | 50 |
| 0254 | 1.25R | 5 | 4 | 4 | 50 |
| 0304 | 1.5R | 5.5 | 4 | 4 | 50 |
| 0404 | 2R | 6 | 4 | 4 | 50 |
| 0504 | 2.5R | 9 | 6 | 4 | 50 |
| 0604 | 3R | 9 | 6 | 4 | 50 |
| 0614 | 3R | 9 | 6 | 4 | 75 |
| 0804 | 4R | 16 | 8 | 4 | 75 |
| 1004 | 5R | 20 | 10 | 4 | 75 |
| 1014 | 5R | 20 | 10 | 4 | 100 |
| 1204 | 6R | 24 | 12 | 4 | 75 |
| 1214 | 6R | 24 | 12 | 4 | 100 |
| 1404 | 7R | 28 | 16 | 4 | 100 |
| 1604 | 8R | 32 | 16 | 4 | 100 |
| 2004 | 10R | 40 | 20 | 4 | 150 |
| 2504 | 12.5R | 50 | 25 | 4 | 150 |
Manufacturing Excellence by LV INTERNATIONAL
As one of Taiwan's largest carbide end mill manufacturers, LV INTERNATIONAL CO., LTD. is committed to quality. We utilize world-class CNC grinding equipment from Makino, Walter, and ANCA, and source only premium carbide rods from Japan and Germany. Our ISO 9001-certified smart factory ensures every tool, including the 998V-AANB, meets the highest standards of precision and performance, helping our global clients reduce machining costs and achieve superior results.
998V-AANB 4-Flute Carbide Ball End Mill with NACO-BLUE Coating for Dry Machining Professional Precision Carbide End Mills and Cutting Tools Manufacturing
LV Tool provides 998V-AANB 4-Flute Carbide Ball End Mill with NACO-BLUE Coating for Dry 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.

