260545 High-speed steel HSS Co5 DIN 326
Clamping element
Type N
Tool geometry
Feed direction possibility
Material HSS Co5
Tapper shank  slot drills short, centre cutting, 2-fluted,  25°, type N
D
e 8
MK l1 l2 Z Item code On stock
12 1 85 14 2 260545.120 Yes
14 2 100 16 2 260545.140 Yes
16 2 105 18 2 260545.160 Yes
18 2 110 20 2 260545.180 Yes
20 2 115 20 2 260545.200 Yes
22 2 120 22 2 260545.220 Yes
24 3 140 25 2 260545.240 Yes
25 3 140 25 2 260545.250 Yes
28 3 145 28 2 260545.280 Yes
30 3 150 30 2 260545.300 Yes
32 4 175 32 2 260545.320 Yes
36 4 175 34 2 260545.360 Yes
40 4 180 38 2 260545.400 Yes
45 4 185 42 2 260545.450 Yes
50 5 220 45 2 260545.500 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 12

Ø 16

Ø 20

Ø 25

Ø 30

Ø 40

Ø 50
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 0,5xD 1xD 45 0.044 0.058 0.073 0.091 0.102 0.127 0.13
P.2 | General construction steels, steel castings ≤ 850 N/mm² 0,5xD 1xD 39 0.044 0.058 0.073 0.091 0.102 0.127 0.13
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 0,5xD 1xD 24 0.044 0.058 0.073 0.091 0.102 0.127 0.13
P.4 | Heat treatable steels ≤ 900 N/mm² 0,5xD 1xD 30 0.044 0.058 0.073 0.091 0.102 0.127 0.13
M.2 | Corrosion- and acid-proof steels 750 - 850 N/mm² 0,5xD 1xD 15 0.044 0.058 0.073 0.091 0.102 0.127 0.13
N.2 | Aluminium cast alloys Si (Si ≤ 12%) ≤ 600 N/mm² 0,5xD 1xD 30 0.044 0.058 0.073 0.091 0.102 0.127 0.13
N.4 | Coper-zinc alloys, copper-tin alloys ≤ 800 N/mm² 0,5xD 1xD 35 0.044 0.058 0.073 0.091 0.102 0.127 0.13

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

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Morse taper shank according to DIN 228 A.
Tool geometry

Tool geometry

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Helix angle = 25°. Rake angle = 12°.
Material HSS Co5

Material HSS Co5

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Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
Type N

Type N

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

Feed direction possibility