Cobalt Alloy Ball Nose End Mill 6.35mm Shank 45° Spiral | CNC

DAZZLEEX Cobalt Alloy Ball Nose End Mill — 6.35mm Shank, 45° Spiral Angle

Upgrade your CNC machining setup with the DAZZLEEX Cobalt Alloy Ball Nose End Mill. Built for high-speed CNC milling centers and engraving machines, this precision-engineered router bit features a 45° spiral angle and HRC65 hardness — delivering outstanding cutting efficiency, superior wear resistance, and extended tool life across a wide range of metals and alloys.

Made in Mainland China.

Key Features

• Ultra-Hard Cobalt Alloy Construction: Achieves HRC65 hardness, making it exceptionally effective for machining quenched parts and hardened workpieces with long-lasting durability.
• 45° Optimized Spiral Angle: Engineered specifically for high-speed CNC milling applications — boosts cutting efficiency, reduces cycle times, and maximizes throughput for faster production runs.
• Outstanding Wear Resistance: Superior surface coating and alloy composition significantly extend tool life, ensuring you get the maximum value from every bit.
• Versatile CNC Compatibility: Designed to integrate seamlessly into CNC machining centers and engraving setups, enhancing capability across a broad range of projects.
• Wide Material Compatibility: Excels at cutting stainless steel, alloy steel, and tool steel — versatile enough to handle diverse machining tasks without changing tools.
• 6.35mm Shank Diameter: Standardized shank size fits most CNC router collets and tool holders for easy installation.
• Ball Nose Profile: Ideal for 3D contouring, profiling, and finishing passes that require smooth curved surfaces.

Specifications

Package Contents

• 1 × Cobalt Alloy Ball Nose End Mill

Important Notes

• Actual color may vary slightly from product images due to monitor brightness and lighting conditions.
• Please allow for minor measurement tolerances in listed dimensions.

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Frequently Asked Questions

Q: What materials can this cobalt alloy ball nose end mill cut?

A: This DAZZLEEX ball nose end mill is designed to cut a wide range of hard metals including stainless steel, alloy steel, and tool steel. Its HRC65 cobalt alloy construction makes it suitable for machining quenched and hardened workpieces that would quickly wear down standard carbide bits.

Q: What CNC machines is this 6.35mm shank end mill compatible with?

A: The 6.35mm (1/4") shank is a standard size that fits most CNC machining centers, CNC routers, and engraving machines equipped with compatible collets or tool holders. Always verify your machine's collet size before ordering to ensure a proper fit.

Q: Why is the 45° spiral angle important for CNC milling?

A: A 45° spiral (helix) angle is optimized for high-speed CNC milling operations. It improves chip evacuation, reduces cutting forces, and boosts overall cutting efficiency — resulting in shorter cycle times, smoother finishes, and less heat buildup compared to lower-angle alternatives.

Q: How does this end mill extend tool life compared to standard bits?

A: The cobalt alloy material provides superior wear resistance and heat tolerance at the cutting edge. Combined with the optimized 45° spiral geometry, the bit maintains sharpness longer during demanding machining tasks, reducing the frequency of tool changes and lowering overall tooling costs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.