Straight flutes, Chamfer form A (5-6threads lead)
Ground profile and relief ground flanks.
For through holes. Chips are forced ahead in tapping direction
Straight flutes with spiral point, Chamfer form B (4-5 threads lead)
(2-3 threads lead).
Ground profile and relief ground flanks.
For through holes with 2 x d.
35 degree Spiral flutes, Chamfer form C
(2-3 threads lead).
Ground profile and relief ground flanks.
For blind holes with 2 x d.
Chips are forced out of the hole against
Tapping direction.
15 degree low spiral flute available on request.
| Nominal |
Pitch |
Thread |
Total |
Thread |
| thread |
mm |
core hole |
length |
length |
| size |
|
mm |
mm |
mm |
| M 2 |
0,40 |
1,60 |
45,0 |
8,0 |
| M 2,5 |
0,45 |
2,05 |
50,0 |
9,0 |
| M 3 |
0,50 |
2,50 |
56,0 |
10,0 |
| M 4 |
0,70 |
3,30 |
63,0 |
12,0 |
| M 5 |
0,80 |
4,20 |
70,0 |
13,0 |
| M 6 |
1,00 |
5,00 |
80,0 |
13,0 |
| M 8 |
1,25 |
6,80 |
90,0 |
18,0 |
| M 10 |
1,50 |
8,50 |
100,0 |
20,0 |
Audited Supplier 
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