VK70045 High-speed steel HSS Co5 DIN 1870
Type T100
Tool geometry
Point shape - form C
Point angle 118°
Right helix
Material HSS Co5
Tapper shank drills, extra long series, type GT100 (T1000)
D MK l1 l2 Item code On stock
10 1 285 185 VK70045.1000 No
14 1 325 220 VK70045.1400 No
14,5 2 340 220 VK70045.1450 No
15 2 340 220 VK70045.1500 No
16 2 355 230 VK70045.1600 Yes
19 2 370 245 VK70045.1900 No

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
P.4 | Heat treatable steels ≤ 900 N/mm²
P.5 | Tool steels high alloyed ≤ 1100 N/mm²
P.6 | Tool and treated steels > 1100 N/mm²
M.1 | Corrosion- and acid-proof steels ≤ 750 N/mm²
M.2 | Corrosion- and acid-proof steels 750 - 850 N/mm²
M.3 | Corrosion- and acid-proof steels > 850 N/mm²
K.1 | Cast iron < 240 HB
K.2 | Cast iron > 240 HB
N.1 | Aluminium, Aluminium cast alloys Si Si ≤ 6%
N.2 | Aluminium cast alloys Si Si ≤ 12%
N.3 | Aluminium cast alloys Si Si > 12%
N.4 | Cooper-zinc alloys, cooper-tin alloys ≤ 850 N/mm²
S.1 | Chrome-nickel alloys ≤ 1500 N/mm²

Calculations of cutting conditions

Product attributes

Type T100

Type T100

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Profile of fluete is wide rounded with rear edges, very thick core, point angle 135°.
Point shape - form C

Point shape - form C

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Conical lip relief, split point, DIN 1412 form C.
Right helix

Right helix

Tool geometry

Tool geometry

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Lead of helix 39°.
Point angle 118°

Point angle 118°

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.