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Home Search Machine taps with spiral flute, 35°, metric thread M4, for stainless steel, code MT21575, coating TiCN
MT21575.040 TICN
High-speed steel HSS Co5
DIN 371, DIN 376
D
P
d
l1
l2
d1
Z
a
Item code
On stock
M4
0,7
4,5
63
7
3,3
3
3,4
MT21575.040 TICN
Yes
Cutting conditions
c
M.1 | Corrosion- and acid-proof steels
≤ 750 N/mm²
8-14
M.2 | Corrosion- and acid-proof steels
750 - 850 N/mm²
6-10
M.3 | Corrosion- and acid-proof steels
> 850 N/mm²
6-10
N.4 | Cooper-zinc alloys, cooper-tin alloys
≤ 800 N/mm²
8-12
Product attributes
Designed for stainless steel
For straight or spiral flutes, for short chipping materials.
Lead of screw thread
ISO Metric coarse thread
Angle of thread
Thread standard
Provides high hardness and at the same time good toughness. Its advantage is in low friction ratio. It is applicable for boring of steels with high strength. It has a lower temperature stability – the cooling is necessary (for example with emulsion).
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