Dormer S65420.0 8030311 square end mill, roughing profile, 20mm cutting diameter, for non-ferrous metals (N). Solid carbide construction with ALCRONA coating for high-performance machining of aluminum, copper, and brass alloys. Cylindrical shank, right-hand cutting, 4-flute design for efficient chip evacuation and reduced vibration.

Basic Standard

DORMER

Coating

Bright

Connection diameter - inch (DCON MS)

0.7874

Connection diameter - millimeter (DCON MS)

20

Corner radius - inch (RE)

0.0079

Corner radius - millimeter (RE)

0.2

Cut length

Short

Cutting diameter - inch (DC)

0.7874

Cutting diameter - millimeter (DC)

20

Cutting diameter tolerance class (TCDC)

h9

Depth of cut maximum - inch (APMX)

1.5748

Depth of cut maximum - millimeter (APMX)

40

EDP number

8030311

Flute count (NOF)

3

Flute helix angle (FHA)

40

Material application

N - Non-ferrous metals

Material code (BMC)

HM

MID number

8030311

Mill Profile

W-NRA - Non-ferrous Cutter Type with Coarse Pitch Asymmetrical Rounded Profile Chipbreaker

Neck diameter - inch (DN)

0.748

Neck diameter - millimeter (DN)

19

Ordering code ANSI

S65420.0

Overall length - inch (OAL)

5.9055

Overall length - millimeter (OAL)

150

Radial rake angle (GAMF)

15

Shank

Cylindrical shank DIN 6535 HA

Usable Length - millimeter (LU)

100