Parallel shank twist drills, extra long series
D l1 l2Item codeOn stock
2,7190130VN70010.0270 No
2,75190130VN70010.0275 No
2,8190130VN70010.0280 No
2,9190130VN70010.0290 No
3190130VN70010.0300 Yes
3,1200135VN70010.0310 No
3,2200135VN70010.0320 No
3,3200135VN70010.0330 No
3,5210145VN70010.0350 Yes
3,6210145VN70010.0360 No
3,7210145VN70010.0370 No
3,75210145VN70010.0375 No
3,8220150VN70010.0380 No
3,9220150VN70010.0390 No
4220150VN70010.0400 Yes
4,1220150VN70010.0410 Yes
4,2220150VN70010.0420 Yes
4,3235160VN70010.0430 No
4,5235160VN70010.0450 Yes
4,6235160VN70010.0460 No
4,75235160VN70010.0475 No
4,8245170VN70010.0480 Yes
5245170VN70010.0500 Yes
5,2245170VN70010.0520 Yes
5,25245170VN70010.0525 No
5,3245170VN70010.0530 No
5,5260180VN70010.0550 Yes
5,6260180VN70010.0560 No
5,75260180VN70010.0575 No
5,8260180VN70010.0580 Yes
5,9260180VN70010.0590 No
6260180VN70010.0600 Yes
6,25275190VN70010.0625 No
6,3275190VN70010.0630 No
6,4275190VN70010.0640 No
6,5275190VN70010.0650 Yes
6,7275190VN70010.0670 No
6,75275190VN70010.0675 No
6,8290200VN70010.0680 No
7290200VN70010.0700 Yes
7,25290200VN70010.0725 No
7,5290200VN70010.0750 No
7,75305210VN70010.0775 No
7,8305210VN70010.0780 No
8305210VN70010.0800 Yes
8,1305210VN70010.0810 Yes
8,2305210VN70010.0820 No
8,25305210VN70010.0825 No
8,3305210VN70010.0830 No
8,5305210VN70010.0850 Yes
8,7320220VN70010.0870 No
8,75320220VN70010.0875 No
8,8320220VN70010.0880 No
9320220VN70010.0900 Yes
9,25320220VN70010.0925 No
9,5320220VN70010.0950 No
9,6340235VN70010.0960 No
9,75340235VN70010.0975 No
9,8340235VN70010.0980 No
10340235VN70010.1000 Yes
10,2340235VN70010.1020 Yes
10,25340235VN70010.1025 No
10,4340235VN70010.1040 No
10,5340235VN70010.1050 Yes
10,75365250VN70010.1075 No
11365250VN70010.1100 Yes
11,2365250VN70010.1120 No
11,25365250VN70010.1125 No
11,5365250VN70010.1150 No
11,75365250VN70010.1175 No
11,8365250VN70010.1180 No
12375260VN70010.1200 Yes
12,2375260VN70010.1220 No
12,25375260VN70010.1225 No
12,5375260VN70010.1250 No
12,7375260VN70010.1270 No
12,75375260VN70010.1275 No
13375260VN70010.1300 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.6 | Tool and treated steels> 1100 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

Calculations of cutting conditions

Product attributes

Type N

Type N

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Normal profile of flute, normal core, point angle 118°. Drills made of HSS Co mildly strenghtened core, point angle 130°.
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 25° - 30°.
Point angle 118°

Point angle 118°

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.