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1
Cutting Tools
Design:
HSS-E, DIN 2184-1, tolerance range 2B, type N, with spiral point form B (4-5 threads).
Steam tempered surface
Application:
For UNF thread, unified fine thread, ANSI B1.1. Particularly suitable for general
steels, construction steels, machining steels, case-hardening steels and tempered steels.
Order No.
Steels
up to
850
N/mm
2
Steels
up to
1000
N/mm
2
Steels
up to
1400
N/mm
2
Steels
up to
42 HRC
Steels
up to
52 HRC
Steels
up to
56 HRC
Steels
up to
60 HRC
Hard
machining
over
60 HRC
Stainless
and acid-
resistant
steels (INOX)
Ti steels,
Ti alloys,
special
steels
Cast iron
materials
Al,
AI and
Mg alloys
Copper,
brass,
bronze
1748
12
12
17
Order
No.
Thread
Threads
per inch
1748
steam
Thread ∅
mm
Total length
mm
Shank ∅
mm
Square shank
mm
Core hole ∅
mm
0001
UNF No.10
32
39.20
4.826
70
3.5
2.7
4.10
0003
UNF No.12
28
44.00
5.486
80
4.0
3.0
4.60
0005
UNF 1/4
28
48.40
6.350
80
4.5
3.4
5.50
0009
UNF 3/8
24
52.30
9.525
90
7.0
5.5
8.50
0015
UNF 5/8
18
88.90
15.875
100
12.0
9.0
14.50
0019
UNF 7/8
14
137.00
22.225
125
18.0
14.5
20.40
0021
UNF 1
12
142.50
25.400
140
18.0
14.5
23.25
(165)
Through-hole machine tap
UNF HSS-E DIN
2184-1
Tol.
2B
Typ
N
60°
≤ 3xd
Design:
HSS-E, DIN 2184-1, tolerance range 2B, type N, with point form C (2–3 threads).
Steam tempered surface
Application:
For UNF thread, unified fine thread, ANSI B1.1. Particularly suitable for general
steels, construction steels, machining steels, case-hardening steels and tempered steels.
Order No.
Steels
up to
850
N/mm
2
Steels
up to
1000
N/mm
2
Steels
up to
1400
N/mm
2
Steels
up to
42 HRC
Steels
up to
52 HRC
Steels
up to
56 HRC
Steels
up to
60 HRC
Hard
machining
over
60 HRC
Stainless
and acid-
resistant
steels (INOX)
Ti steels,
Ti alloys,
special
steels
Cast iron
materials
Al,
AI and
Mg alloys
Copper,
brass,
bronze
1749
12
12
17
Order
No.
Thread
Threads
per inch
1749
steam
Thread ∅
mm
Total length
mm
Shank ∅
mm
Square shank
mm
Core hole ∅
mm
0001
UNF No.10
32
34.60
4.826
70
3.5
2.7
4.10
0005
UNF 1/4
28
40.50
6.350
80
4.5
3.4
5.50
0007
UNF 5/16
24
41.80
7.938
90
6.0
4.9
6.90
0009
UNF 3/8
24
44.40
9.525
90
7.0
5.5
8.50
0011
UNF 7/16
20
57.50
11.113
100
8.0
6.2
9.90
0013
UNF 1/2
20
67.30
12.700
100
9.0
7.0
11.50
0017
UNF 5/8
18
90.80
15.875
100
12.0
9.0
14.50
0021
UNF 7/8
14
149.00
22.225
125
18.0
14.5
20.40
0023
UNF 1
12
189.50
25.400
140
18.0
14.5
23.25
(165)
Blind hole machine tap
UNF HSS-E DIN
2184-1
Tol.
2B
Typ
N
60°
40°
≤ 3xd
steam
y e
y e
steam
Thread cutting tools
Not all items are available in every country.
227