Series D645
[5 Flute - Square]

5 Flute 43° HELIX

The calculated geometry of the Design-Rite 5 Flute, 45° helix end mill has a stronger core for heavier cuts that run incredibly smooth. Designed to run specifically in Exotic Materials, Stainless Steel, Carbon Steel, Titanium, Inconel, etc. where you will achieve improved finishes at higher speeds. These tools come standard with our high heat resistance Aluminum Titanium Nitride (AlTiN) Coating.