SP Carbide Roughing End Mills (4F)
4-flute solid-carbide square end mill for machining steel and stainless steel, for high-efficiency roughing. OK Premium coated, Ø5–25 mm in whole-millimetre sizes (14 catalogue items). Ships in a single coating option. Rated for ISO P/M material classes.
Engineered for performance
Solid-Carbide Substrate, OK Premium Coating
OK Premium coating is standard — no uncoated option — across all 14 catalogue sizes.
4-Flute Roughing Geometry (SP Line)
A fixed 4-flute square-end geometry under the catalogue's own "Roughing" designation, catalogued under the SP prefix with a wider Ø5–25 mm range and more sizes (14) than the standard Carbide Roughing End Mills 4F line drafted in batch 2 (Ø6–20 mm, 6 items).
Steel & Stainless Coverage
Rated for ISO P (steel) and M (stainless steel) material groups.
Ø5–25 mm, 50–120 mm Overall Length
Diameters run Ø5–25 mm in whole-millimetre steps, with overall lengths from 50 to 120 mm across 14 sizes.
Sizes & part numbers
SPSRC4A 🔍 Click to zoom No sizes match those filters.
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| ORDER NO. | FLUTES | Ø | FLUTE L | OAL | SHANK | COATING |
|---|---|---|---|---|---|---|
| SPSRC4A050 | 4 | 5 mm | 12 | 50 | 4 | OK Premium |
| SPSRC4A060 | 4 | 6 mm | 15 | 50 | 6 | OK Premium |
| SPSRC4A070 | 4 | 7 mm | 15 | 60 | 6 | OK Premium |
| SPSRC4A080 | 4 | 8 mm | 20 | 60 | 8 | OK Premium |
| SPSRC4A090 | 4 | 9 mm | 20 | 70 | 8 | OK Premium |
| SPSRC4A100 | 4 | 10 mm | 22 | 70 | 10 | OK Premium |
| SPSRC4A110 | 4 | 11 mm | 22 | 75 | 10 | OK Premium |
| SPSRC4A120 | 4 | 12 mm | 26 | 75 | 12 | OK Premium |
| SPSRC4A140 | 4 | 14 mm | 30 | 90 | 16 | OK Premium |
| SPSRC4A160 | 4 | 16 mm | 32 | 90 | 16 | OK Premium |
| SPSRC4A180 | 4 | 18 mm | 36 | 105 | 20 | OK Premium |
| SPSRC4A200 | 4 | 20 mm | 40 | 105 | 20 | OK Premium |
| SPSRC4A220 | 4 | 22 mm | 40 | 120 | 20 | OK Premium |
| SPSRC4A250 | 4 | 25 mm | 45 | 120 | 25 | OK Premium |
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