Original Sumitomo AC8025P Carbide Turning Insert – Parallelogram 85° | Steel TCMT21.51ENK TCMT21.51ENK AC8025P TCMT110204 TCMT411
$14.56
Turning Insert: TCMT21.51ENK AC8025P, Carbide – AC8025P, Coated Finish, Neutral, 0.4331″ Long, 0.2500″ Inscribed Circle, 0.0156″ Corner Radius, 60.00 deg T – Triangle, Series TC
Sumitomo grade — recommended for steel (P).
Recommended cutting data
Group P — Carbon & alloy steels
- Low-carbon / structural steel (HB ≤ 200)
Vc: 180–320 m/min; f: 0.10–0.40 mm/rev; ap ≤ 4.0 mm - Alloy / quenched-and-tempered steel (HB 200–330)
Vc: 120–240 m/min; f: 0.10–0.35 mm/rev; ap ≤ 3.0 mm
Raise Vc for continuous cuts; lower it and pick a tougher chipbreaker for interrupted cuts.
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) | TCMT21.51ENK |
| Grade | AC8025P |
| Type | Turning Insert |
| Shape | Parallelogram 85° |
| Suitable Material | Steel |
| Category | Turning Inserts |
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
-
Original HOOGUU TCMT110204-CM Carbide Turning Insert – Triangle | Steel & More CC2130TS TCMT110204-CM CC2130TS TCMT211
$35.40Add to cartTurning Insert: TCMT110204-CM CC2130TS, Carbide – CC2130TS (CVD, CVD Coated), for Stainless Steel/Titanium Alloy/Superalloy Stainless/Titanium/Superalloy, chipbreaker CM sharp (CMT), Ap 0.1-0.6mm, fz 0.05-0.12mm/z, working condition: very poor
-
Mitsubishi TCMT1.81.51LM MP7135 Triangle Steel TCMT090204 TCMT311
$16.93Add to cartThe Mitsubishi MP7135 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: TCMT1.81.51LM MP7135.
More from Sumitomo
-
Sumitomo MDF1580S2D ACF75 Solid Carbide Flat Drill – Ø15.8 mm, 2×D | Steel & Stainless Steel
$6,567.90Add to cartGenuine Sumitomo Electric MDF1580S2D ACF75 from the Flat MULTIDRILL MDF-S range. Flat-bottom solid carbide drill for external coolant, used for counterbores, inclined and curved surfaces. Grade ACF75 is a PVD-coated carbide grade: flat-bottom drilling of steel, stainless steel and cast iron.
-
Original Sumitomo CNGG430.5ESU-T1500A Carbide Turning Insert – Diamond 80° | Steel, Carbon Steel CNGG120400
$14.32Add to cartTurning Insert: CNGG430.5ESU-T1500A, Cermet – T1500A, Bright/No Finish, Neutral, 0.5079″ Long, 0.5000″ Inscribed Circle, 0.0078″ Corner Radius, 80.00 deg C – Diamond (Rhombic) 80-Deg, Series CN
-
Sumitomo RDET1204M0EN-H ACP200 Carbide Milling Insert – Round, H chipbreaker | Steel & Stainless Steel
$179.40Add to cartGenuine Sumitomo Electric RDET1204M0EN-H ACP200 carbide milling insert with a Round (R-type) shape, 15° clearance and countersunk hole, single-sided chipbreaker. Grade ACP200 is a PVD-coated carbide grade: first-choice grade for milling steel, also suitable for stainless steel.
-
Original Sumitomo VNMG333EGU AC6040M Carbide Turning Insert – Diamond 35° | Steel & More VNMG160412
$23.63Add to cartTurning Insert: VNMG333EGU AC6040M, Carbide – AC6040M, Absotech Finish, 0.6535″ Long, 0.3750″ Inscribed Circle, 0.0472″ Corner Radius, 35.00 deg V – Diamond (Rhombic) 35-Deg, Series AC6000M
-
Sumitomo MDM0710S08H03 ACT70 Solid Carbide Drill – Ø7.1 mm, 3×D | Steel & Stainless Steel
$3,213.90Add to cartGenuine Sumitomo Electric MDM0710S08H03 ACT70 from the MULTIDRILL MDM Series range. Solid carbide drill with internal coolant; sharp arc-shaped lip, narrow margin and large back taper reduce work hardening of the hole wall. Grade ACT70 is a PVD-coated carbide grade: NX Coat, a super multi-layer TiAlCrSi coating (Absotech technology) with excellent wear and heat resistance.








