220408 High-speed steel HSS Co8 DIN 327K
Clamping element
Type N
Tool geometry
Feed direction possibility
Material HSS Co8
Slot drills short, 2-fluted, centre cutting, type N, plain shank
D
e 8
d
h 6
l1 l2 Z Item code On stock
1 6 47 2,5 2 220408.010 Yes
1,5 6 47 3 2 220408.015 Yes
2 6 48 4 2 220408.020 Yes
2,5 6 49 5 2 220408.025 Yes
2,8 6 49 5 2 220408.028 No
3 6 50 5 2 220408.030 No
3,5 6 50 6 2 220408.035 Yes
3,8 6 51 7 2 220408.038 No
4 6 51 7 2 220408.040 Yes
4,5 6 51 7 2 220408.045 Yes
5 6 52 8 2 220408.050 Yes
5,5 6 60 8 2 220408.055 No
6 6 52 8 2 220408.060 No
6,5 10 60 10 2 220408.065 Yes
7 10 61 10 2 220408.070 Yes
7,5 10 61 10 2 220408.075 Yes
7,75 10 61 11 2 220408.0775 Yes
8 10 61 11 2 220408.080 Yes
8,5 10 61 11 2 220408.085 Yes
9 10 63 11 2 220408.090 Yes
9,5 10 63 11 2 220408.095 Yes
9,7 10 63 13 2 220408.097 No
10 10 63 13 2 220408.100 Yes
10,5 12 70 13 2 220408.105 Yes
11 12 70 13 2 220408.110 Yes
11,5 12 70 13 2 220408.115 Yes
12 12 73 16 2 220408.120 Yes
13 12 73 16 2 220408.130 Yes
14 12 73 16 2 220408.140 Yes
15 12 73 16 2 220408.150 Yes
16 16 79 19 2 220408.160 Yes
17 16 79 19 2 220408.170 Yes
19 16 79 19 2 220408.180 Yes
19 16 79 19 2 220408.190 No
20 20 88 22 2 220408.200 Yes
21 20 88 22 2 220408.210 Yes
22 20 88 22 2 220408.220 Yes
25 25 102 26 2 220408.250 Yes
25 20 96 26 2 220408.25020 Yes
28 25 102 26 2 220408.280 Yes
28 20 96 26 2 220408.28020 Yes
30 25 102 26 2 220408.300 Yes

D 25, D 28 ≠ DIN 327K

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 3

Ø 6

Ø 8

Ø 10

Ø 12

Ø 16

Ø 18

Ø 20
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 0,5xD 1xD 45 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.2 | General construction steels, steel castings ≤ 850 N/mm² 0,5xD 1xD 39 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 0,5xD 1xD 24 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.4 | Heat treatable steels ≤ 900 N/mm² 0,5xD 1xD 30 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.5 | Tool steels high alloyed ≤ 1100 N/mm² 0,5xD 1xD 24 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
M.2 | Corrosion- and acid-proof steels 750 - 850 N/mm² 0,5xD 1xD 15 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
K.1 | Cast iron < 240 HB 0,5xD 1xD 35 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073
K.2 | Cast iron > 240 HB 0,5xD 1xD 25 0.009 0.022 0.029 0.036 0.044 0.058 0.065 0.073

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

more +
Plain straight shank according to DIN 1835 A.
Tool geometry

Tool geometry

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Helix angle = 25°. Rake angle = 12°.
Material HSS Co8

Material HSS Co8

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Extra high performance high speed steel with good toughness and great temperature resistance. It is applicable especially for milling of materials with high strength, austenitic steels, steels for warm working, etc.
Type N

Type N

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Universal usage. Suitable for materials up to strength 900 MPa.
Feed direction possibility

Feed direction possibility