180 / 1618
1/162
Cutting Tools
1
Thread type
M
M
M
M
M
M
M
M
MF
Colour ring
blue/red
blue/red
blue/red
blue/red
blue/red
blue/red
blue/red
blue/red
blue/red
Order No.
1662
1663
1664
1665
1666
1667
1668
1669
1779
Threaded section
M3–M10
M2–M20
M3–M10
M3–M20
M3–M10
M3–M20
M3–M16
M3–M16
M4 x 0,5–
M20 x 1,5
For through threads
≤ 3 x D
≤ 3 x D
≤ 3 x D
For blind holes
≤ 3 x D
≤ 3 x D
≤ 3 x D
≤ 3 x D
≤ 3 x D
≤ 3 x D
Type/form
N
N
N
N
N
N
N
N
N
Material
HSS-E
HSS-E PM HSS-E
HSS-E
HSS-E
HSS-E PM HSS-E
HSS-E
HSS-E
Tolerance zone
ISO 3 6G
ISO 2 6H
ISO 2 6H
ISO 2 6H
ISO 3 6G
ISO 2 6H
ISO 2 6H
6HX
ISO 2 6H
Surface
Steam
TiN
Steam
Steam
Steam
TiN
Steam
TiN
Bright
Page
1/199
1/199
1/200
1/200
1/200
1/200
1/201
1/201
1/211
Steels
up to
850
N/mm
2
C
C
C
C
C
C
C
C
C
Steels
up to
1000
N/mm
2
C
C
C
C
C
C
C
C
C
Steels
up to
1400
N/mm
2
C
C
C
Steels
up to
42 HRC
C
Steels
up to
52 HRC
Steels
up to
56 HRC
Steels
up to
60 HRC
Hard
processing
over
60 HRC
Stainless
and acid-
resistant
steels (INOX)
C
C
C
C
C
C
C
C
C
Ti steels,
Ti alloys,
special
steels
C
C
C
Cast-iron
materials
C
C
C
C
C
C
C
C
C
Al, Al- and
Mg alloy
C
C
C
C
C
C
C
C
C
Copper,
brass,
bronze
C
C
C
C
C
C
C
C
Overview - Machine thread drills
Material group
C
recommended
U
suitable
V
limited suitability
Thread cutting tools
180