GWS Nomenclature

GWS CARBIDE ENDMILL CUTTING TOOL NOMENCLATURE

Part numbers are composed of letters and numerals referring to different categories (where applicable), as seen in the following examples.

Series

Pitch
LOC
Shank

#Flute

Cutting Dia.*
Coating

A W G

(30 Degree Helix)

(Non-Ferrous)

S

(Stub)

4

(4)

0 5 0 0

(1/2 Inch)

A G S

(30 Degree Helix)

(Cobb Style)

S

(Stub)

3

(3)

1 0 0 0

(1 Inch)

G W

(30 Degree Helix)

(General Purpose)

XL

(Extra Long)

2

(2)

0 7 5 0

(3/4 Inch)

B N A

(37 Degree Helix)

(Ball Nose)

L

(Long)

S U

(Undercut)

3

(3)

0 6 2 5

(5/8 Inch)

S G W

(Variable Helix)

L

(Long)

S U

4

(4)

0 2 5 0

(1/4 Inch)

-x

(Various)

G S C

(20 Degree Helix)

(Hogmill-Rougher)

M

(Medium)

L

(Long)

S U

4

(4)

0 3 7 5

(3/8 Inch)