Sumitomo CNMG120402N-SU AC630M Carbide Turning Insert – Diamond 80°, R0.2, SU chipbreaker | Stainless Steel & Steel CNMG430
$80.40
Genuine Sumitomo Electric CNMG120402N-SU AC630M carbide turning insert with a Diamond 80° (C-type) shape, 0° clearance and with hole, double-sided chipbreaker. Grade AC630M is a CVD-coated carbide grade: general-purpose stainless steel turning, also suits light continuous cuts in steel.
Sumitomo grade — recommended for stainless steel (M).
Recommended cutting data
Group M — Stainless steel
- Ferritic / martensitic (HB ≤ 220)
Vc: 120–200 m/min; f: 0.08–0.30 mm/rev; ap ≤ 3.0 mm - Austenitic 304 / 316 (work-hardening)
Vc: 90–160 m/min; f: 0.08–0.25 mm/rev; ap ≤ 2.5 mm
Flood coolant; avoid too low a feed to prevent work hardening.
Figures are general reference ranges by ISO material group — adjust for tool geometry, machine rigidity and cooling. For exact recommendations refer to the manufacturer's data or contact us for a quote.
- 🚚Free worldwide shipping on all orders
- ⏱️Delivery in 15–30 days · express (DHL/FedEx) on request
- 🛃Free customs clearance handling & correct HS/NCM documents
- 💬Customer service replies within 24 hours, 7 days a week
- ✅100% genuine OEM — certificates available on request
- 🔒Guaranteed safe & secure checkout · 30-day money-back guarantee
- 📷Need test samples or real photos of this exact item? Just ask our team.
| Brand | Sumitomo |
|---|---|
| Part No. (MPN) | CNMG120402N-SU |
| Grade | AC630M |
| Type | Turning Insert |
| Shape | Diamond 80° |
| Suitable Material | Stainless steel |
| Category | Diamond 80° (CNMG) |
What Buyers Say
100% recomendados los insertos, y el paquete está llegando muy rapido
Товар доставлен, оригинальный, упаковка отличная! Всё полностью соответствует описанию.
По сырой стали пойдёт. Большой радиус при вершине, больше нагрузка.
A good product and the seller offered a nice discount
the product is like show in the picture
дошло быстрее чем заявлено. все супер
Related products
-
Kyocera CNMG120404PT CA5525 Diamond 80° Steel CNMG431
$24.50Add to cartThe Kyocera CA5525 is a professional-grade carbide insert designed for carbon and alloy steel turning. Suitable for CNC lathes with appropriate tool holders. Recommended Vc 200-350 m/min roughing, 300-450 m/min finishing. Use through-coolant or high-pressure coolant for optimal results. Available from Hooguu.com with worldwide shipping and competitive pricing. SKU: CNMG120404PT CA5525.
-
NTK CTDP20R6 Diamond 80° QM3
$88.48Add to cartThe NTK CTDP20R6 QM3 is a professional-grade carbide insert designed for general CNC turning and machining operations. Suitable for CNC lathes with appropriate tool holders. Recommended Vc 200-350 m/min roughing, 300-450 m/min finishing. Use through-coolant or high-pressure coolant for optimal results. Available from Hooguu.com with worldwide shipping and competitive pricing. SKU: CTDP20R6 QM3.
-
Big CCGM090308FLA Diamond 80° H1 CCGM322FLA H1
$88.20Add to cartThis CCGM090308FLA H1 is a professional-grade carbide insert designed for general CNC turning and machining operations. Suitable for CNC lathes with appropriate tool holders. Recommended Vc 200-350 m/min roughing, 300-450 m/min finishing. Use through-coolant or high-pressure coolant for optimal results. Available from Hooguu.com with worldwide shipping and competitive pricing. SKU: CCGM090308FLA H1.
-
Walter CCMT09T308-PM Diamond 80° WPP30 CCMT322
$66.57Add to cartThe Walter CCMT322 is a professional-grade carbide insert designed for general CNC turning and machining operations. Suitable for CNC lathes with appropriate tool holders. Recommended Vc 200-350 m/min roughing, 300-450 m/min finishing. Use through-coolant or high-pressure coolant for optimal results. Available from Hooguu.com with worldwide shipping and competitive pricing. SKU: CCMT09T308-PM WPP30.
More from Sumitomo
-
Sumitomo MDE0890S09E04 ACT100 Solid Carbide Drill – Ø8.9 mm | Steel & Stainless Steel
$2,100.00Add to cartGenuine Sumitomo Electric MDE0890S09E04 ACT100 from the MULTIDRILL NeXEO MDE Series range. General-purpose solid carbide drill for high-carbon steel, die steel and stainless steel; RX thinning lowers thrust, suitable for small machining centres and lathes. Grade ACT100 is a PVD-coated carbide grade: NX Coat, a super multi-layer TiAlCrSi coating (Absotech technology) with excellent wear and heat resistance.
-
Original Sumitomo CCMT32.52ESU AC820P Carbide Turning Insert – Diamond 80° | Steel CCMT09T308 CCMT322
$14.36Add to cartTurning Insert: CCMT32.52ESU AC820P, Carbide – AC820P, Al2O3 Finish, Neutral, 0.3819″ Long, 0.3750″ Inscribed Circle, 0.0313″ Corner Radius, 80.00 deg C – Diamond (Rhombic) 80-Deg, Series CC
-
Original Sumitomo CNMG432EUX AC8035P Carbide Turning Insert – Diamond 80° CNMG120408
$16.58Add to cartThe Sumitomo CNMG432EUX AC8035P is a professional-grade carbide insert designed for general CNC turning and machining operations. Suitable for CNC lathes with appropriate tool holders. Recommended Vc 200-350 m/min roughing, 300-450 m/min finishing. Use through-coolant or high-pressure coolant for optimal results. Available from Hooguu.com with worldwide shipping and competitive pricing. SKU: CNMG432EUX AC8035P.
-
Original Sumitomo DCMT32.51ESU AC630M Carbide Turning Insert – Diamond 55° | Steel, Stainless Steel DCMT11T304 DCMT321
$21.04Add to cartTurning Insert: DCMT32.51ESU AC630M, Carbide – AC630M, Al2O3 Finish, Neutral, 0.4567″ Long, 0.3750″ Inscribed Circle, 0.0156″ Corner Radius, 55.00 deg D – Diamond (Rhombic) 55-Deg, Series DC
-
Sumitomo SDP1310U3HA PCX70 Solid Carbide Drill – Ø13.1 mm, 3×D | Steel & Stainless Steel
$2,028.30Add to cartGenuine Sumitomo Electric SDP1310U3HA PCX70 from the SumiDrill Power Series SDP range. Solid carbide drill with internal coolant, elliptical flutes for chip evacuation and a double margin for hole accuracy. Grade PCX70 is a PVD-coated carbide grade: Sumi-Power coating with improved anti-adhesion, for steel, stainless steel and cast iron.
-
Sumitomo CNMG160608N-EG AC510U Carbide Turning Insert – Diamond 80°, R0.8, EG chipbreaker | Heat-Resistant Alloys & Cast Iron CNMG542
$171.90Add to cartGenuine Sumitomo Electric CNMG160608N-EG AC510U carbide turning insert with a Diamond 80° (C-type) shape, 0° clearance and with hole, double-sided chipbreaker. Grade AC510U is a PVD-coated carbide grade: continuous to lightly interrupted turning of heat-resistant alloys.
-
Sumitomo 4NC-CNGA120404WG BNC2010 CBN Turning Insert – Diamond 80°, R0.4 | Hardened Steel CNGA431
$1,437.60Add to cartGenuine Sumitomo Electric 4NC-CNGA120404WG BNC2010 CBN turning insert with a Diamond 80° (C-type) shape, 0° clearance and with hole, no chipbreaker. Grade BNC2010 is a coated CBN (SUMIBORON) grade: machining of hardened steel.
-
Sumitomo CNGG120408N-EF EH520 Carbide Turning Insert – Diamond 80°, R0.8, EF chipbreaker | Heat-Resistant Alloys CNGG432
$143.40Add to cartGenuine Sumitomo Electric CNGG120408N-EF EH520 carbide turning insert with a Diamond 80° (C-type) shape, 0° clearance and with hole, double-sided chipbreaker. Grade EH520 is an uncoated carbide grade: heat-resistant alloys, general cutting.








