cutting tool material：HSS-Co
Thread Standard/Norm：DIN 371
Type：N,Gen.purp.
Execution：straight flute
Application: General application in materials up to approx. 1000 N/mm2, both short and long-chipping (up to approx 1 x d).
Remarks: Size M 12 and above you will find in DIN 376 under Cat. No. B1315
| d1 | Pitch | l1 mm | l2 mm | l3 mm | d2 mm | ? | Tapping | No. of | Ordering | |
| mm | mm | max. | h9 | mm | drill size | flutes | code | |||
| h12 | B1215... | |||||||||
| ** | M 1 | 0.25 | 40 | 5.5 | - | 2.5 | 2.1 | 0.75 | 3 | ...-M1 |
| ** | M 1.2 | 0.25 | 40 | 5.5 | - | 2.5 | 2.1 | 0.95 | 3 | ...-M1.2 |
| ** | M 1.4 | 0.3 | 40 | 7 | - | 2.5 | 2.1 | 1.1 | 3 | ...-M1.4 |
| M 1.6 | 0.35 | 40 | 8 | 8.5 | 2.5 | 2.1 | 1.25 | 3 | ...-M1.6 | |
| * | M 1.7 | 0.35 | 40 | 8 | 8.5 | 2.5 | 2.1 | 1.3 | 3 | ...-M1.7 |
| M 1.8 | 0.35 | 40 | 8 | 8.5 | 2.5 | 2.1 | 1.45 | 3 | ...-M1.8 | |
| M 2 | 0.4 | 45 | 8 | 9 | 2.8 | 2.1 | 1.6 | 3 | ...-M2 | |
| M 2.5 | 0.45 | 50 | 9 | 12.5 | 2.8 | 2.1 | 2.05 | 3 | ...-M2.5 | |
| * | M 2.6 | 0.45 | 50 | 9 | 12.5 | 2.8 | 2.1 | 2.1 | 3 | ...-M2.6 |
| M 3 | 0.5 | 56 | 11 | 18 | 3.5 | 2.7 | 2.5 | 3 | ...-M3 | |
| M 3.5 | 0.6 | 56 | 12 | 20 | 4 | 3 | 2.9 | 3 | ...-M3.5 | |
| M 4 | 0.7 | 63 | 13 | 21 | 4.5 | 3.4 | 3.3 | 3 | ...-M4 | |
| M 5 | 0.8 | 70 | 16 | 25 | 6 | 4.9 | 4.2 | 3 | ...-M5 | |
| M 6 | 1 | 80 | 19 | 30 | 6 | 4.9 | 5 | 3 | ...-M6 | |
| M 7 | 1 | 80 | 19 | 30 | 7 | 5.5 | 6 | 3 | ...-M7 | |
| M 8 | 1.25 | 90 | 22 | 35 | 8 | 6.2 | 6.8 | 3 | ...-M8 | |
| M 10 | 1.5 | 100 | 24 | 39 | 10 | 8 | 8.5 | 3 | ...-M10 |
* This sizes are not ISO Standard.
** Tolerance 5H
