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- Inserts for TMS • Thread Milling • External • ISO Thread
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Inserts for TMS • Thread Milling • External • ISO Thread
Indexable Inserts • Thread Profiles
Features and benefits
- ISO metric screw thread style.
STN Series
| Materials | Brinell | surface speeds | indexable inserts | |
| steel | HB | KC610M | KC635M | feed fz (IPT) |
| P1 | 125 | 325–675 | 290–590 | .002–.008 |
| P2 | 180 | 290–550 | 290–520 | .002–.008 |
| P3 | 225 | 200–425 | 225–375 | .002–.008 |
| P4 | 250 | 250–490 | 250–500 | .002–.008 |
| P5 | 275 | 250–425 | 250–500 | .002–.006 |
| P6 | 325 | 225–350 | 200–325 | .002–.004 |
| stainless steel | ||||
| M1 | 180 | 325–550 | 375–590 | .002–.004 |
| M2 | 250 | 225–450 | 325–450 | .002–.004 |
| M3 | 330 | 225–375 | 325–375 | .002–.004 |
| cast iron | ||||
| K1 | 180 | 200–425 | 325–450 | .001–.003 |
| K2 | 220 | 200–390 | 250–325 | .002–.006 |
| K3 | 260 | 160–290 | 200–275 | .002–.004 |
| non-ferrous | ||||
| N1 | 60–100 | 325–820 | – | .002–.010 |
| high-temp alloys | ||||
| S1 | 200 | 65–140 | 65–130 | .002–.004 |
| S2 | 250 | 65–90 | 65–90 | .001–.002 |
| S3 | 280 | 50–65 | 50–65 | .001–.002 |
| S4 | 350 | 30–50 | 30–50 | .001–.002 |
| hardened steel | ||||
| H1 | 55HRc | 65–140 | 65–140 | .0004–.001 |