NC-spotting drills 120° long
D | l1 | l2 | Item code | On stock |
---|---|---|---|---|
3 | 80 | 10 | VN51115.0300 | Yes |
4 | 100 | 12 | VN51115.0400 | Yes |
5 | 120 | 15 | VN51115.0500 | Yes |
6 | 140 | 20 | VN51115.0600 | Yes |
8 | 140 | 25 | VN51115.0800 | Yes |
10 | 170 | 25 | VN51115.1000 | Yes |
12 | 170 | 30 | VN51115.1200 | No |
16 | 200 | 35 | VN51115.1600 | No |
20 | 200 | 40 | VN51115.2000 | No |
Cutting conditions
Material |
Strength |
Vc |
fz(mm/r) Ø1 |
Ø2 |
Ø3,15 |
Ø4 |
Ø5 |
Ø6,3 |
Ø8 |
Ø10 |
Ø12,5 |
---|---|---|---|---|---|---|---|---|---|---|---|
P.1 | Free-cutting steels, general construction steels | ≤ 600 N/mm² | 32 | 0,018 | 0,063 | 0,1 | 0,125 | 0,125 | 0,16 | 0,2 | 0,25 | 0,25 |
P.2 | General construction steels, steel castings | ≤ 850 N/mm² | 30 | 0,016 | 0,05 | 0,08 | 0,1 | 0,1 | 0,125 | 0,16 | 0,2 | 0,2 |
P.3 | Tool steels low alloyed | ≤ 1100 N/mm² | 25 | 0,016 | 0,05 | 0,08 | 0,1 | 0,1 | 0,125 | 0,16 | 0,2 | 0,2 |
P.4 | Heat treatable steels | ≤ 900 N/mm2 | 15 | 0,014 | 0,04 | 0,063 | 0,08 | 0,08 | 0,1 | 0,125 | 0,16 | 0,16 |
M.1 | Corrosion- and acid-proof steels | ≤ 750 N/mm² | 10 | 0,012 | 0,032 | 0,05 | 0,063 | 0,063 | 0,08 | 0,1 | 0,125 | 0,125 |
M.2 | Corrosion- and acid-proof steels | 750 - 850 N/mm² | 6 | 0,012 | 0,032 | 0,05 | 0,063 | 0,063 | 0,08 | 0,1 | 0,125 | 0,,125 |
M.3 | Corrosion- and acid-proof steels | > 850 N/mm² | 8 | 0,012 | 0,032 | 0,05 | 0,063 | 0,063 | 0,08 | 0,1 | 0,125 | 0,125 |
K.1 | Cast iron(≤ 240 HB) | ≤ 820 N/mm² | 30 | 0,018 | 0,063 | 0,1 | 0,125 | 0,125 | 0,16 | 0,2 | 0,25 | 0,25 |
K.2 | Cast iron(> 240 HB) | > 800 N/mm² | 25 | 0,018 | 0,063 | 0,1 | 0,125 | 0,125 | 0,16 | 0,2 | 0,25 | 0,25 |
Calculations of cutting conditions
Product attributes
Tool geometry
more +Lead of helix 20°.
Point angle 120°
Material HSS Co5
more +Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
Point shape - form N
more +Conical lip relief, DIN 1412 form N.