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Countersinks Three Flute, 90°, DIN 335
- De-burring
- Countersinking / Counterboring screw holes
- For Countersunk screws acc. to DIN 963, 964, 965, 966, 7513, 7516
- For Countersunk screws acc. to ISO 2009, 2010, 7046-1, 7046-2, 7047
- Chamfering of tapping holes
- For use in machine applications. Type N - For non-ferrous, Type UNI -
For difficult to machine materials
DIN
335
Screw
Head
l 1
M2
d 2
40
M2.5 40 4
M3 45 5
M3.5
50 6
50 6
M4 50 6
M5 50 6
50 6
M6
Pieces
4
50 6
56 8
56 8
56 8
60 10
M8 60 10
M10 63 10
63 10
67 10
67 10
71 12
71 12
Set
4
C107 0004
P
126
P
Steel
7
M
8
M
Stainless Steel
K
Cast Iron
-
90° 90°
h9 h9
Item # Item #
C107 0430
C107 0530
C107 0630
C107 0730
C107 0800
C107 0840
C107 0940
C107 1000
C107 1040
C107 1150
C107 1240
C107 1340
C107 1500
C107 1650
C107 1900
C107 2050
C107 2300
C107 2500
C107 3000
C107 3100 C108 0430
C108 0530
C108 0630
C108 0730
C108 0800
C108 0840
C108 0940
C108 1000
C108 1040
C108 1150
C108 1240
C108 1340
C108 1500
C108 1650
C108 1900
C108 2050
C108 2300
C108 2500
C108 3000
C108 3100
C107 0004 C108 0004
K
N
S
H
9 10 11 12 13 14.1 14.2 14.3 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37.1 37.2 37.3 37.4 37.5 38.1 38.2 39.1 39.2 40 41
N
Non-Ferrous Metals
S
Titanium & Super Alloys
H
Hard Materials
6
UNI
-
5
4
3
TiAlN
N
C108 0004
C107
C108
2
1
ISO
VDI 3323
HSS Co
Brt
www.klte.cz
6.3, 10.4, 16.5, 20.5
0004
HSS Co
4.3
5.3
6.3
7.3
8.0
8.4
9.4
10.0
10.4
11.5
12.4
13.4
15.0
16.5
19.0
20.5
23.0
25.0
30.0
31.0
C108
A1108
d 1
0430
0530
0630
0730
0800
0840
0940
1000
1040
1150
1240
1340
1500
1650
1900
2050
2300
2500
3000
3100
C107 A1106
Size Ref.
Catalogue Code
Discount Group
Material
Surface Finish
Sutton Designation
Geometry
Point Type
Shank Tolerance
• Optimal • Effective