234 / 1618
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Cutting Tools
1
Design:
HSS-E, DIN 2184-1, tolerance range 2B, type N,
with point form B (4–5 threads).
UNC No. 4–40 to 3/8–16 with reinforced shank,
UNC 7/16–14 to 7/8–8 with overflow shank.
Application:
For UNC thread, unified coarse 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, Al and
Mg alloys
Copper,
brass,
bronze
1746
12
12
8
17
Order
No.
Thread
inch
1746
steam
Threads
per inch
Thread ∅
mm
Total length
mm
Shank ∅
mm
Square shank
mm
Core hole ∅
mm
0005
UNC No. 4
30.20
40
2.845
56
4.0
3.0
2.35
0007
UNC No. 5
34.60
40
3.175
63
4.5
3.4
2.65
0009
UNC No. 6
26.50
32
3.505
70
6.0
4.9
2.85
0011
UNC No. 8
27.50
32
4.166
80
6.0
4.9
3.50
0013
UNC No.10
36.40
24
4.826
80
7.0
5.5
3.90
0015
UNC No.12
42.00
24
5.486
90
8.0
6.2
4.50
0017
UNC 1/4
29.60
20
6.350
100
9.0
7.0
5.10
0019
UNC 5/16
35.80
18
7.938
100
8.0
6.2
6.60
0021
UNC 3/8
46.90
16
9.525
110
9.0
7.0
8.00
0023
UNC 7/16
47.50
14
11.113
110
11.0
9.0
9.40
0025
UNC 1/2
58.00
13
12.700
110
12.0
9.0
10.80
0027
UNC 5/8
73.50
11
15.875
125
14.0
11.0
13.50
0029
UNC 3/4
95.10
10
19.050
140
18.0
14.5
16.50
0033
UNC 1
180.50
8
25.400
160
18.0
14.5
22.25
(W165)
Through-hole machine tap
steam
Design:
HSS-E, DIN 2184-1, tolerance range 2B, type N,
with point form C (2–3 threads).
UNC No. 4–40 to 3/8–16 with reinforced shank,
UNC 7/16–14 to 7/8–9 with overflow shank.
Application:
For UNC thread, unified coarse 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, Al and
Mg alloys
Copper,
brass,
bronze
1747
12
12
17
Order
No.
Thread
inch
1747
steam
Threads
per inch
Thread ∅
mm
Total length
mm
Shank ∅
mm
Square shank
mm
Core hole ∅
mm
0001
UNC No. 4
38.30
40
2.845
56
3.5
2.7
2.35
0003
UNC No. 5
34.60
40
3.175
56
3.5
2.7
2.65
0005
UNC No. 6
32.70
32
3.505
56
4.0
3.0
2.85
0007
UNC No. 8
35.20
32
4.166
63
4.5
3.4
3.50
0009
UNC No.10
34.60
24
4.826
70
6.0
4.9
3.90
0011
UNC No.12
42.00
24
5.486
80
6.0
4.9
4.50
0013
UNC 1/4
37.70
20
6.350
80
7.0
5.5
5.10
0015
UNC 5/16
36.40
18
7.938
90
8.0
6.2
6.60
0017
UNC 3/8
39.50
16
9.525
100
9.0
7.0
8.00
0019
UNC 7/16
63.00
14
11.113
100
8.0
6.2
9.40
0021
UNC 1/2
58.00
13
12.700
110
9.0
7.0
10.80
0023
UNC 9/16
92.00
12
14.288
110
11.0
9.0
12.20
0025
UNC 5/8
73.50
11
15.875
110
12.0
9.0
13.50
0027
UNC 3/4
101.50
10
19.050
125
14.0
11.0
16.50
0029
UNC 7/8
147.00
9
22.225
140
18.0
14.5
19.50
(W165)
Blind hole machine tap
steam
UNC
HSS-E
DIN
2184-1
Tol.
2B
Type
N
60°
4–5
B
≤ 3xd
UNC
HSS-E
DIN
2184-1
Tol.
2B
Type
N
60°
2–3
C
40°
≤ 3xd
Thread cutting tools
234