Geometry Nomenclature & Definitions

Number of Flutes / Cutting Edges

2 Flute 3 Flute 4 Flute 4 Flute with Radius 2 Flute Ball Nosed 4 Flute Ball Nosed

4 Flute - Independent 6 Flute 6 Flute - Non Center 8 Flute - Non Center 10 Flute - Non Center

Edges Cutting Cutting Cutting

Helix

30° Helix 35° Helix 38° Helix 45° Helix 50° Helix 55° Helix

Corner Style

90° Full r

Radius C x 45°

Sharp Corner Ball Nosed Corner Radius Corner Chamfer

Shank Style Shank Tolerance Performance

HA HB h6

Cylindrical Shank Weldon Shank* Shank Tolerance High Speed High Performannce

Machining Machining * Available on request Manufacturing Standards Coating Uncoated PVD

6535 6527L

Manufactured to Manufactured to Works Standard Uncoated Carbide PVD Coated

DIN 6535 DIN 6527L Grade Carbide Grade