Centre drills for threads M8, form DA, code VS95015, diameter 6,8 mm
Thread |
D
h 7 | d | l1 | l2 | l3 | l4 | Item code | On stock |
---|---|---|---|---|---|---|---|---|
M8 | 6,8 | 14 | 88 | 19 | 23 | 41 | VS95015.080 | 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 |
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) | ≤ 820 N/mm² |
K.2 | Cast iron (> 240 HB) | > 800 N/mm² |
N.1 | Aluminium, aluminium cast alloys Al-Si (Si ≤ 6%) | ≤ 400 N/mm² |
N.4 | Cooper-zinc alloys, cooper-tin alloys | ≤ 800 N/mm² |
Calculations of cutting conditions
Product attributes
Point angle 118°
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.