New
Stepped drills
D d l1Item codeOn stock
4, 5, 6, 7, 8, 9, 10, 11, 12665VS94015.040120 No
4, 6, 8, 10, 12, 14, 16, 18, 20875VS94015.040200 No
6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 3010100VS94015.060300 No
6, 9, 13, 16, 19, 21, 23, 26, 29, 32, 35, 3810100VS94015.060380 Yes

Cutting conditions


Material

Strength
P.1 | Free-cutting steels, general construction steels≤ 600 N/mm²
P.2 | General construction steels, steel castings≤ 850 N/mm²
P.3 | Tool steels low alloyed≤ 1100 N/mm²
K.1 | Cast iron (≤ 240 HB)≤ 820 N/mm²
K.2 | Cast iron (> 240 HB)> 800 N/mm²
N.1 | Aluminium, Aluminium cast alloys Si (Si ≤ 6%)≤ 400 N/mm²
N.2 | Aluminium cast alloys Si (Si ≤ 12%)≤ 600 N/mm²
N.3 | Aluminium cast alloys Si (Si > 12%)≤ 600 N/mm²
N.4 | Cooper-zinc alloys, cooper-tin alloys≤ 800 N/mm²

Calculations of cutting conditions

Product attributes

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.