SP Go-Riki End Mills (2/3/4/5F)
2/3/4/5-flute solid-carbide square end mill for machining steel and stainless steel. OK Premium coated, Ø1–25 mm in whole-millimetre sizes (43 catalogue items). Ships in a single coating option. Rated for ISO P/M material classes. Part of Okazaki's milling tool range.
Engineered for performance
Solid-Carbide Substrate, OK Premium Coating
OK Premium coating is standard — no uncoated option — across all 43 catalogue sizes.
2/3/4/5-Flute Choice
A 4-way flute-count choice (2F/3F/4F/5F) under the catalogue's own "Go-Riki" (high-rigidity) designation, letting the same diameter be ordered in different flute counts.
Steel & Stainless Coverage
Rated for ISO P (steel) and M (stainless steel) material groups.
Ø1–25 mm, 45–120 mm Overall Length
Diameters run Ø1–25 mm in whole-millimetre steps, with overall lengths from 45 to 120 mm across 43 sizes.
Sizes & part numbers
SPSEE2GA 🔍 Click to zoom 
SPSEE3GA 🔍 Click to zoom 
SPSEE4GA 🔍 Click to zoom 
SPSEE5GA 🔍 Click to zoom No sizes match those filters.
Widen a range or clear a field. Need a size not listed? Request a quote →
| ORDER NO. | FLUTES | Ø | FLUTE L | OAL | SHANK | COATING |
|---|---|---|---|---|---|---|
| SPSEE2GA010 | 2 | 1 mm | 2.5 | 45 | 4 | OK Premium |
| SPSEE2GA015 | 2 | 1.5 mm | 4 | 45 | 4 | OK Premium |
| SPSEE2GA020 | 2 | 2 mm | 6 | 45 | 4 | OK Premium |
| SPSEE4GA030 | 4 | 3 mm | 10 | 45 | 6 | OK Premium |
| SPSEE2GA030 | 2 | 3 mm | 10 | 50 | 6 | OK Premium |
| SPSEE3GA030 | 3 | 3 mm | 10 | 50 | 6 | OK Premium |
| SPSEE4GA040 | 4 | 4 mm | 12 | 45 | 6 | OK Premium |
| SPSEE5GA040 | 5 | 4 mm | 12 | 45 | 6 | OK Premium |
| SPSEE2GA040 | 2 | 4 mm | 12 | 50 | 6 | OK Premium |
| SPSEE3GA040 | 3 | 4 mm | 12 | 50 | 6 | OK Premium |
| SPSEE2GA050 | 2 | 5 mm | 15 | 50 | 6 | OK Premium |
| SPSEE3GA050 | 3 | 5 mm | 15 | 50 | 6 | OK Premium |
| SPSEE4GA050 | 4 | 5 mm | 15 | 50 | 6 | OK Premium |
| SPSEE5GA050 | 5 | 5 mm | 15 | 50 | 6 | OK Premium |
| SPSEE2GA060 | 2 | 6 mm | 15 | 50 | 6 | OK Premium |
| SPSEE3GA060 | 3 | 6 mm | 15 | 50 | 6 | OK Premium |
| SPSEE4GA060 | 4 | 6 mm | 15 | 50 | 6 | OK Premium |
| SPSEE5GA060 | 5 | 6 mm | 15 | 50 | 6 | OK Premium |
| SPSEE4GA070 | 4 | 7 mm | 20 | 60 | 8 | OK Premium |
| SPSEE2GA080 | 2 | 8 mm | 18 | 60 | 8 | OK Premium |
| SPSEE3GA080 | 3 | 8 mm | 20 | 60 | 8 | OK Premium |
| SPSEE4GA080 | 4 | 8 mm | 20 | 60 | 8 | OK Premium |
| SPSEE5GA080 | 5 | 8 mm | 20 | 60 | 8 | OK Premium |
| SPSEE4GA090 | 4 | 9 mm | 25 | 70 | 10 | OK Premium |
| SPSEE2GA100 | 2 | 10 mm | 22 | 70 | 10 | OK Premium |
| SPSEE3GA100 | 3 | 10 mm | 25 | 70 | 10 | OK Premium |
| SPSEE4GA100 | 4 | 10 mm | 25 | 70 | 10 | OK Premium |
| SPSEE5GA100 | 5 | 10 mm | 25 | 70 | 10 | OK Premium |
| SPSEE4GA110 | 4 | 11 mm | 30 | 75 | 12 | OK Premium |
| SPSEE2GA120 | 2 | 12 mm | 25 | 75 | 12 | OK Premium |
| SPSEE3GA120 | 3 | 12 mm | 30 | 75 | 12 | OK Premium |
| SPSEE4GA120 | 4 | 12 mm | 30 | 75 | 12 | OK Premium |
| SPSEE5GA120 | 5 | 12 mm | 30 | 75 | 12 | OK Premium |
| SPSEE4GA140 | 4 | 14 mm | 34 | 90 | 16 | OK Premium |
| SPSEE4GA150 | 4 | 15 mm | 36 | 90 | 16 | OK Premium |
| SPSEE3GA160 | 3 | 16 mm | 36 | 90 | 16 | OK Premium |
| SPSEE4GA160 | 4 | 16 mm | 36 | 90 | 16 | OK Premium |
| SPSEE5GA160 | 5 | 16 mm | 36 | 90 | 16 | OK Premium |
| SPSEE4GA180 | 4 | 18 mm | 40 | 105 | 20 | OK Premium |
| SPSEE3GA200 | 3 | 20 mm | 45 | 105 | 20 | OK Premium |
| SPSEE4GA200 | 4 | 20 mm | 45 | 105 | 20 | OK Premium |
| SPSEE5GA200 | 5 | 20 mm | 45 | 105 | 20 | OK Premium |
| SPSEE5GA250 | 5 | 25 mm | 50 | 120 | 25 | OK Premium |
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