3 Flute Tungsten Steel End Mill CNC Milling Cutter 4mm Cutting Diameter HRC45 For Aluminum100mm

High hardness tungsten steel material allows for easy and fast milling.

Precision machining ensures no burrs on the surface, neat and clean cutting.

Spiral groove design for fast chip removal and reduced cutting resistance.

Rugged construction, durable with long service life.

High cutting precision, ideal for professional fine milling of aluminum workpiece.