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Cutting Tools
1
Thread type
UNF
Pg
M
M
M
M
MF
MF
M
M
Colour ring
green
blue/red
blue/red
Order No.
1749
1777
1780
1783
1784
1787
1785
1789
1660
1661
Threaded section
Nr. 10–32"–
1–12"
7–36
M3–M16 M3–M12 M3–M16 M3–M16 M6–M20 M6–M20 M3–M10 M3–M20
For through threads
≤ 1,5 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D
≤ 3 x D
≤ 3 x D
For blind holes
≤ 3 x D
≤ 1,5 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D ≥ 1,0 x D
Type/form
N/C
N/C
N
N
N
INOX
N
INOX
N
N
Material
HSS-E
HSS-E
HSS-E
HSS-E
HSS-E
HSS-E PM HSS-E
HSS-E PM HSS-E
HSS-E
Tolerance zone
2 B
6 HX
6 GX
6 HX
6 HX
6 HX
6 HX
ISO 2 6H ISO 2 6H
Surface
Steam
Bright
TiN
TiN
TiN
TiN
TiN
TiN
Steam
Steam
Page
1/219
1/221
1/221
1/221
1/221
1/222
1/222
1/222
1/199
1/199
Steels
up to
850
N/mm
2
C
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
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
Ti steels,
Ti alloys,
special
steels
C
C
C
C
C
C
Cast-iron
materials
C
C
Al, Al- and
Mg alloy
C
C
C
C
C
C
C
C
C
C
Copper,
brass,
bronze
Material group
Overview - Machine thread drills
C
recommended
U
suitable
V
limited suitability
Thread cutting tools
179