3-Flutes Variable Helix Micro-Diameter End Mills: 0.047" Cut Dia × 0.071" Cut Length × 0.125" Shank Dia × 1.5" OAL

1.Overview:
This precision 3-flute micro end mills are specially engineered for high-performance machining of non-ferrous metals, particularly aluminum alloys and copper alloy materials. The combination of a micro-diameter geometry and variable helix flute design delivers exceptional surface finish, chatter reduction, and chip evacuation in small feature machining.

Cut Dia: 0.047"

Cut Length: 0.071"

Shank Dia: 0.125"

Overall Length: 1.5"

Flutes No.: 3

Coating: PVD

Brand: BABOS

2.Key Features:

2.1 Micro-Diameter Precision: ideal for tight tolerance micro-machining, fine features, intricate contours, and tooling small cavities.

2.2 Variable Helix Geometry:

Reduces harmonic vibration (chatter);

Improves cutting stability at high spindle speeds;

Enables smoother cut and superior surface quality;

Extends tool life;

2.3 3 Cutting Flutes:

Optimal balance between chip clearance and cutting engagement;

Enhanced feed rates compared to 2-flute tools without sacrificing chip control;

Improves material removal efficiency in soft, gummy materials like copper and aluminum;

2.4 Effective Chip Evacuation:

Flute design and geometry tuned for non-ferrous materials to prevent built-up edge and clogging;

Ensures consistent cutting performance and longer tool life;

2.5 Rigid 1.5" Overall Length:

Sturdy shank supports micro-machining without excessive deflection;

Used in precision CNC milling, micro-drilling, and small pocketing operations;

3. Applications:

High-precision milling of aluminum alloys (e.g., 6061, 7075, 2024);

Copper alloy components in electronics, connectors, and RF parts;

Aerospace micro-features and cooling holes;

Mold & die micro-pockets;

Medical device components requiring tight tolerances;

Small cavities, slots, and fine surface finishing;

4. Benefits:

Superior surface finish;

Reduced vibration and improved tool stability at high speeds;

Faster material removal with excellent chip management;

Longer tool life in aggressive micro-machining tasks;

Compatible with high-speed machining strategies and high feed rates;

BABOS mass-produces tungsten carbide tools in various specifications. Please contact us if you have any custom requirements.

Email: villa.w@industrial-cuttingtools.com

WhatsAPP: +86 19158860381