51821 55º Helix 3mm x 15mm x 6mm

(D) Diameter	3mm
(B) Cutting Height	15mm
(d) Shank	6mm
Overall Length (L)	75mm
Flutes	3

Endmills with upgraded helix angles are your friend when better surface finishes, reduced vibrations, enhanced chip removal and improved dimensional tolerances all take priority over material removal rates.
New 55° helix 2 flute endmills with the ideal geometry for superb finishing of aluminum, acrylic and other non-ferrous materials.
Unique design for cutting aluminum, acrylic, brass, copper, and other non-ferrous materials.
Very capable of leaving a crystal-clear finish on acrylic for both walls and pocket floor surfaces.