668V-B 2-Flute Micro Diameter Ball End Mill with Arti-Co Coating
668V-B
The 668V-B is a high-precision 2-flute micro-diameter ball end mill from the LV® 66 Series, engineered for superior performance in intricate machining applications. This carbide cutting tool features a proprietary Arti-Co coating, providing exceptional wear resistance and significantly extending tool life for cost-effective production. With a high-precision diameter tolerance, the 668V-B ensures stable, chatter-free cutting and excellent surface finishes. It is specifically designed for machining a wide range of materials, including carbon steel, alloy steel, tool steel, stainless steel, and cast iron, making it a versatile solution for mold and die manufacturing, medical device components, and other precision industries.
Key Features of the 668V-B Micro Ball End Mill
The 668V-B model is a premier 2-flute micro-diameter ball end mill designed for high-precision finishing and contouring tasks. Its advanced design and materials make it an essential tool for demanding manufacturing environments.
- Advanced Arti-Co Coating: Features a specialized Arti-Co coating that delivers excellent wear resistance, significantly extending the tool's operational lifespan and reducing replacement frequency.
- High-Precision Diameter Tolerance: Manufactured to exacting tolerances, ensuring exceptional cutting stability, reduced vibration, and superior surface finish on the workpiece.
- Optimized 2-Flute Design: The two-flute geometry is engineered for efficient chip evacuation, preventing clogging and heat buildup, which is critical for micro-machining operations.
- Versatile Material Application: Highly effective for machining a broad range of materials, including carbon steel, alloy steel, tool steel, stainless steel, and cast iron.
Technical Specifications
The 668V-B series is available in a comprehensive range of sizes to meet specific application requirements. All models feature a 4mm shank diameter and a 50mm overall length for compatibility with standard tool holders.
| Model | Diameter (R) | Flute Length (mm) | Shank Dia. (mm) | Flutes | Overall Length (mm) |
|---|---|---|---|---|---|
| 0032 | 0.15R | 0.6 | 4 | 2 | 50 |
| 0042 | 0.2R | 0.8 | 4 | 2 | 50 |
| 0052 | 0.25R | 1.0 | 4 | 2 | 50 |
| 0062 | 0.3R | 1.2 | 4 | 2 | 50 |
| 0072 | 0.35R | 1.4 | 4 | 2 | 50 |
| 0082 | 0.4R | 1.6 | 4 | 2 | 50 |
| 0092 | 0.45R | 1.8 | 4 | 2 | 50 |
| 0112 | 0.55R | 2.2 | 4 | 2 | 50 |
| 0122 | 0.6R | 2.4 | 4 | 2 | 50 |
| 0132 | 0.65R | 2.6 | 4 | 2 | 50 |
| 0142 | 0.7R | 2.8 | 4 | 2 | 50 |
| 0162 | 0.8R | 3.2 | 4 | 2 | 50 |
| 0172 | 0.85R | 3.4 | 4 | 2 | 50 |
| 0182 | 0.9R | 3.6 | 4 | 2 | 50 |
| 0192 | 0.95R | 3.8 | 4 | 2 | 50 |
| 0212 | 1.05R | 4.2 | 4 | 2 | 50 |
| 0222 | 1.1R | 4.4 | 4 | 2 | 50 |
| 0232 | 1.15R | 4.6 | 4 | 2 | 50 |
| 0242 | 1.2R | 4.8 | 4 | 2 | 50 |
| 0262 | 1.3R | 5.2 | 4 | 2 | 50 |
| 0272 | 1.35R | 5.4 | 4 | 2 | 50 |
| 0282 | 1.4R | 5.6 | 4 | 2 | 50 |
| 0292 | 1.45R | 5.8 | 4 | 2 | 50 |
668V-B 2-Flute Micro Diameter Ball End Mill with Arti-Co Coating Professional Precision Carbide End Mills and Cutting Tools Manufacturing
LV Tool provides 668V-B 2-Flute Micro Diameter Ball End Mill with Arti-Co 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.

