VN10920 High-speed steel HSS DIN 338
Type WN
Tool geometry
Point shape - form C
Point angle 118°
Stepped drill tip
Drilling depth 5xD
Right helix
For hand drill
Material HSS
D l1 l2 Item code On stock
1 34 12 VN10920.0100 Yes
1,5 40 18 VN10920.0150 Yes
2 49 24 VN10920.0200 Yes
2,5 57 30 VN10920.0250 Yes
3 61 33 VN10920.0300 Yes
3,2 65 36 VN10920.0320 Yes
3,3 65 36 VN10920.0330 Yes
3,5 70 39 VN10920.0350 Yes
4 75 43 VN10920.0400 Yes
4,1 75 43 VN10920.0410 Yes
4,2 75 43 VN10920.0420 Yes
4,5 80 47 VN10920.0450 Yes
4,9 86 52 VN10920.0490 Yes
5 86 52 VN10920.0500 Yes
5,1 86 52 VN10920.0510 Yes
5,2 86 52 VN10920.0520 Yes
5,5 93 57 VN10920.0550 Yes
6 93 57 VN10920.0600 Yes
6,5 101 63 VN10920.0650 Yes
6,8 109 69 VN10920.0680 Yes
7 109 69 VN10920.0700 Yes
7,5 109 69 VN10920.0750 Yes
8 117 75 VN10920.0800 Yes
8,5 117 75 VN10920.0850 Yes
9 125 81 VN10920.0900 Yes
9,5 125 81 VN10920.0950 Yes
10 133 87 VN10920.1000 Yes
10,2 133 87 VN10920.1020 Yes
10,5 133 87 VN10920.1050 Yes
11 142 94 VN10920.1100 Yes
11,5 142 94 VN10920.1150 Yes
12 151 101 VN10920.1200 Yes
12,5 151 101 VN10920.1250 Yes
13 151 101 VN10920.1300 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
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
K.1 | Cast iron (≤ 240 HB) ≤ 820 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
N.5 | Plastics ≤ 300 N/mm²

Calculations of cutting conditions

Product attributes

Type WN

Type WN

Point shape - form C

Point shape - form C

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Conical lip relief, split point, DIN 1412 form C.
Stepped drill tip

Stepped drill tip

Right helix

Right helix

Material HSS

Material HSS

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High speed steel of average performance, it is applicable especially for cutters of smaller diameters and for milling of materials up to the strength of 900 MPa.
Tool geometry

Tool geometry

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Lead of helix 25° - 30°.
Point angle 118°

Point angle 118°

Drilling depth 5xD

Drilling depth 5xD

For hand drill

For hand drill