424248High-speed steel HSS Co8DIN 845B, DIN 845C
Clamping element
Clamping feature
Type NR
Tool geometry
Feed direction possibility
Material HSS Co8
Tapper shank end mills short, 30°, type NR
D
k 12
MK l1 l2 Z Item codeOn stock
10192224424248.100 Yes
12196264424248.120 Yes
142111264424248.140 Yes
162117324424248.160 Yes
182117324424248.180 Yes
202123384424248.200 Yes
222123385424248.220 Yes
243147455424248.240 Yes
253147455424248.250 Yes
263147455424248.260 Yes
283147455424248.280 No
303147455424248.300 Yes
324201536424248.320 No
354201535424248.350 Yes
364201536424248.360 Yes
404211636424248.400 Yes
454211636424248.450 Yes
505261758424248.500 Yes
635276908424248.630 No

MK 1-3 = DIN 228A, MK 4-5 = DIN 2207

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 10

Ø 16

Ø 20

Ø 25

Ø 32

Ø 40

Ø 50

Ø 63
P.1 | Free-cutting steels, general construction steels≤ 600 N/mm²1,5xD0,5xD450.0350.070.090.10.1210.1330.1410.152
P.2 | General construction steels, steel castings≤ 850 N/mm²1,5xD0,5xD390.0350.070.090.10.1210.1330.1410.152
P.4 | Heat treatable steels≤ 900 N/mm²1,5xD0,5xD300.0350.070.090.10.1210.1330.1410.152
M.2 | Corrosion- and acid-proof steels750 - 850 N/mm²1,5xD0,5xD150.0350.070.090.10.1210.1330.1410.152
K.1 | Cast iron (< 240 HB)≤ 820 N/mm²1,5xD0,5xD350.0350.070.090.10.1210.1330.1410.152
N.4 | Copper-zinc alloys, copper-tin alloys≤ 800 N/mm²1,5xD0,5xD80-1200.0350.070.090.10.1210.1330.1410.152

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

more +
Morse taper shank according to DIN 228 A.
Type NR

Type NR

more +
For roughing operation and materials of lower and medium strength (up to 700 MPa), surface roughness Ra 12,5 and more.
Feed direction possibility

Feed direction possibility

Clamping feature

Clamping feature

more +
Morse taper shank acc. to DIN 2207.
Tool geometry

Tool geometry

more +
Helix angle = 30°. Rake angle = 12°.
Material HSS Co8

Material HSS Co8

more +
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.