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, Ø6–20 mm (6 catalogue items), with 30–80 mm flute length. 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 6 catalogue sizes.
4-Flute Roughing Geometry
A fixed 4-flute square-end geometry under the catalogue's own "Roughing" designation, for high-efficiency stock removal in steel and stainless steel.
Steel & Stainless Coverage
Rated for ISO P (steel) and M (stainless steel) material groups.
Ø6–20 mm, 80–150 mm Overall Length
Diameters run Ø6–20 mm, with overall lengths from 80 to 150 mm across 6 sizes.
Material applicability
Sizes & part numbers
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| ORDER NO. | FLUTES | Ø | FLUTE L | OAL | SHANK | COATING |
|---|---|---|---|---|---|---|
| SRC4LA060 | 4 | 6 mm | 30 | 80 | 6 | OK Premium |
| SRC4LA080 | 4 | 8 mm | 36 | 90 | 8 | OK Premium |
| SRC4LA100 | 4 | 10 mm | 45 | 100 | 10 | OK Premium |
| SRC4LA120 | 4 | 12 mm | 50 | 110 | 12 | OK Premium |
| SRC4LA160 | 4 | 16 mm | 64 | 140 | 16 | OK Premium |
| SRC4LA200 | 4 | 20 mm | 80 | 150 | 20 | OK Premium |
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