VK70010High-speed steel HSSDIN 1870
Tool geometry
Point shape - form CD<=14
Point shape - form AD>14
Point angle 118°
Right helix
Material HSS
Tapper shank drills, extra long series
D MK l1 l2Item codeOn stock
81265165VK70010.0800 Yes
8,51265165VK70010.0850 No
91275175VK70010.0900 Yes
101285185VK70010.1000 No
111300195VK70010.1100 Yes
121310205VK70010.1200 No
131310205VK70010.1300 Yes
13,51325220VK70010.1350 No
141325220VK70010.1400 Yes
14,52340220VK70010.1450 No
152340220VK70010.1500 No
15,52355230VK70010.1550 No
162355230VK70010.1600 Yes
16,52355230VK70010.1650 No
172355230VK70010.1700 Yes
17,52370245VK70010.1750 No
182370245VK70010.1800 Yes
18,52370245VK70010.1850 Yes
192370245VK70010.1900 Yes
19,52385260VK70010.1950 Yes
202385260VK70010.2000 Yes
20,52385260VK70010.2050 No
212385260VK70010.2100 Yes
222405270VK70010.2200 Yes
22,52405270VK70010.2250 No
232405270VK70010.2300 No
23,53425270VK70010.2350 No
243440290VK70010.2400 No
24,53440290VK70010.2450 Yes
253440290VK70010.2500 Yes
25,53440290VK70010.2550 No
263440290VK70010.2600 Yes
26,53440290VK70010.2650 No
273460305VK70010.2700 No
283460305VK70010.2800 Yes
28,53460305VK70010.2850 No
293460305VK70010.2900 No
303460305VK70010.3000 No
313480320VK70010.3100 No
324505320VK70010.3200 No
334505320VK70010.3300 No
344530340VK70010.3400 No
354530340VK70010.3500 No
364530340VK70010.3600 No
374530340VK70010.3700 No
384555360VK70010.3800 No
394555360VK70010.3900 No
404555360VK70010.4000 No
424555360VK70010.4200 No
434585385VK70010.4300 No
444585385VK70010.4400 No
454585385VK70010.4500 No
474585385VK70010.4700 No
484605405VK70010.4800 No
504605405VK70010.5000 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
K.1 | Cast iron (≤ 240 HB)≤ 820 N/mm²
K.2 | Cast iron (> 240 HB)> 800 N/mm²
N.4 | Cooper-zinc alloys, cooper-tin alloys≤ 850 N/mm²

Calculations of cutting conditions

Product attributes

Tool geometry

Tool geometry

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Lead of helix 25° - 30°.
Point shape - form A

Point shape - form A

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Conical lip relief, split point, DIN 1412 form A
Right helix

Right helix

Point shape - form C

Point shape - form C

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