Dormer S1471/4 7648896 square end mill, 1/4" cutting diameter, 4-flute, solid carbide (HM), 30° helix angle, DORMER standard. Suitable for K (cast iron), M (stainless steel), N (non-ferrous metals), and P (steel/cast steel) material applications. Ball-nosed profile for contouring and 3D machining.

Basic Standard

DORMER

Coating

Bright

Connection diameter - fractional inch (DCON MS)

1/4

Connection diameter - inch (DCON MS)

0.25

Connection diameter - millimeter (DCON MS)

6.35

Corner radius - fractional inch (RE)

1/8

Corner radius - inch (RE)

0.125

Cut length

Extra long

Cutting diameter - fractional inch (DC)

1/4

Cutting diameter - inch (DC)

0.25

Cutting diameter - millimeter (DC)

6.35

Cutting diameter tolerance class (TCDC)

ANSI +.000/-.002

Depth of cut maximum - fractional inch (APMX)

1.1/2

EDP number

7648896

Flute count (NOF)

4

Flute helix angle (FHA)

30

Material

HM

Material application

K - Cast iron, M - Stainless steel, N - Non-ferrous metals, P - Steel and cast steel

MID number

7648896

Mill Profile

N - General Purpose Cutter Type for Low to High Resistance Materials

Ordering code ANSI

S1471/4

Overall length - fractional inch (OAL)

4"

Overall length - inch (OAL)

4

Overall length - millimeter (OAL)

101.6

Radial rake angle (GAMF)

10

Shank

Cylindrical shank