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NS-403-12
4 Flute Variable Helix X-Long Len. Solid Carbide End Mill for Steels & Cast Iron
NS-series - SEE IN ACTION ON ROBBJACK TV
0.375-in Dia 4-Flute End Mill, 1.25-in LOC, 0.375-in Shank, 3-in OAL, 0.01-in Chamfer with Weldon Flats
4 Flute Extra Long Length Solid Carbide End Mill for Steels and Cast Iron
PREVIEW AND DIAGRAM (NS-403)
Specifications
| Cutting Dia | 0.375″ |
| Flute Len | 1.25″ |
| Shank Dia | 0.375″ |
| Overall Len | 3″ |
Tolerances
| Cutting Diameter | +.001/−.000″ |
| Length of Cut | +.060/−.000″ |
| Shank Diameter | −.0001/−.0002″ |
| Overall Length | ±.060″ |
Catalog
| Catalog Page | 999 |
Speed & Feeds
| Material | Surface Feet | 1/4" | 5/16" | 3/8" | 1/2" | 5/8" | 3/4" | 1" | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Material | SFM | RPM | CLPT | RPM | CLPT | RPM | CLPT | RPM | CLPT | RPM | CLPT | RPM | CLPT | RPM | CLPT |
| CAST IRON | |||||||||||||||
| Ductile | 350 | 5348 | 0.0024 | 4278 | 0.0030 | 3565 | 0.0036 | 2674 | 0.0048 | 2139 | 0.0060 | 1783 | 0.0072 | 1337 | 0.0096 |
| Gray | 500 | 7640 | 0.0032 | 6112 | 0.0040 | 5093 | 0.0048 | 3820 | 0.0064 | 3056 | 0.0080 | 2547 | 0.0096 | 1910 | 0.0128 |
| STAINLESS STEEL | |||||||||||||||
| 303 | 500 | 7640 | 0.0012 | 6112 | 0.0015 | 5093 | 0.0018 | 3820 | 0.0024 | 3059 | 0.0030 | 2547 | 0.0036 | 1910 | 0.0048 |
| 304 | 225 | 3438 | 0.0008 | 2750 | 0.0010 | 2292 | 0.0012 | 1719 | 0.0016 | 1375 | 0.0020 | 1146 | 0.0024 | 860 | 0.0032 |
| 316 | 240 | 3667 | 0.0008 | 2934 | 0.0010 | 2445 | 0.0012 | 1834 | 0.0016 | 1467 | 0.0020 | 1222 | 0.0024 | 917 | 0.0032 |
| 15-5/17-4 | 200 | 3056 | 0.0008 | 2445 | 0.0010 | 2037 | 0.0012 | 1528 | 0.0016 | 1222 | 0.0020 | 1019 | 0.0024 | 764 | 0.0032 |
| 4440C | 200 | 3056 | 0.0008 | 2445 | 0.0010 | 20374 | 0.0012 | 1528 | 0.0016 | 1222 | 0.0020 | 1019 | 0.0024 | 764 | 0.0032 |
| TOOL STEEL (ANNEALED) | |||||||||||||||
| A2 | 350 | 5348 | 0.0008 | 4278 | 0.0010 | 3565 | 0.0012 | 2674 | 0.0016 | 2139 | 0.0020 | 1783 | 0.0024 | 1337 | 0.0032 |
| D2 | 260 | 3973 | 0.0008 | 3178 | 0.0010 | 2649 | 0.0012 | 1986 | 0.0016 | 1589 | 0.0020 | 1324 | 0.0024 | 993 | 0.0032 |
| H13 | 230 | 3514 | 0.0008 | 2812 | 0.001 | 2343 | 0.0012 | 1757 | 0.0016 | 1406 | 0.002 | 1171 | 0.0024 | 879 | 0.0032 |
| P20 | 350 | 5348 | 0.0012 | 4278 | 0.0016 | 3565 | 0.0019 | 2674 | 0.0025 | 2139 | 0.0031 | 1783 | 0.0037 | 1337 | 0.0050 |
| TITANIUM | |||||||||||||||
| Com.Pure | 350 | 5348 | 0.0012 | 4278 | 0.0015 | 3565 | 0.0018 | 2674 | 0.0024 | 2139 | 0.0030 | 1783 | 0.0036 | 1337 | 0.0048 |
| 6AL-4V | 230 | 3514 | 0.0012 | 2812 | 0.0015 | 2343 | 0.0018 | 1757 | 0.0024 | 1406 | 0.0030 | 1171 | 0.0036 | 879 | 0.0048 |
| 6AL-6V | 180 | 2750 | 0.0010 | 2200 | 0.0013 | 1834 | 0.0015 | 1375 | 0.0020 | 1100 | 0.0025 | 917 | 0.0030 | 688 | 0.0040 |
| INCONEL | |||||||||||||||
| 625/718 | 100 | 1528 | 0.0009 | 1222 | 0.0011 | 1019 | 0.0014 | 764 | 0.0018 | 611 | 0.0023 | 509 | 0.0027 | 382 | 0.0036 |
Other Tools in this Series
| Tool # | Cutting Dia | Flute Len | Shank Dia | Overall Len | Coatings | Pg. # |
|---|---|---|---|---|---|---|
| NS-403-06 | 0.1875″ | 0.875″ | 0.1875″ | 2.5″ | AlTiN | 999 |
| NS-403-08 | 0.25″ | 1″ | 0.25″ | 2.5″ | AlTiN | 999 |
| NS-403-10 | 0.3125″ | 1.125″ | 0.3125″ | 2.5″ | AlTiN | 999 |
| NS-403-16 | 0.5″ | 1.5″ | 0.5″ | 4″ | AlTiN | 999 |
| NS-403-20 | 0.625″ | 1.75″ | 0.625″ | 4″ | AlTiN | 999 |
| NS-403-24 | 0.75″ | 2″ | 0.75″ | 5″ | AlTiN | 999 |
| NS-403-32 | 1″ | 2.5″ | 1″ | 6″ | AlTiN | 999 |
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