SUMITOMO Square Turning Insert: SPMR421ENF
The SUMITOMO Square Turning Insert, model SPMR421ENF (MPN SPMR421ENF-AC830P) and SPMR120304N-SF, is a square (S) indexable turning insert. It is available in two part numbers: SPMR421ENF and SPMR120304N-SF.
SKU 3G-OTH-229335
Also listed as: SPMR421ENFAC830P · SPMR421ENF AC830P
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SUMITOMO Square Turning Insert, model SPMR421ENF (MPN SPMR421ENF-AC830P) and SPMR120304N-SF, is a square (S) indexable turning insert. It is available in two part numbers: SPMR421ENF and SPMR120304N-SF.
Frequently Asked Questions
What is the SUMITOMO SPMR421ENF square turning insert used for?
The SUMITOMO SPMR421ENF is a square indexable turning insert designed for general turning, facing, and profiling operations on metal workpieces. It is commonly used in CNC lathes and manual machining centers across industries such as automotive, aerospace, and general engineering.
What are the specifications of the SUMITOMO SPMR421ENF-AC830P insert?
The SUMITOMO SPMR421ENF-AC830P is a square (S) indexable turning insert with manufacturer part number SPMR421ENF-AC830P. It is also available as SPMR120304N-SF. The insert features a precision-ground geometry for consistent cutting performance in medium-duty applications.
Where to buy SUMITOMO SPMR421ENF turning inserts worldwide?
3G Electric supplies SUMITOMO SPMR421ENF square turning inserts to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this SUMITOMO insert.
How to select the correct SUMITOMO square turning insert for my lathe?
To select the correct SUMITOMO square turning insert, match the insert size (SPMR421ENF or SPMR120304N-SF) to your tool holder's pocket dimensions and your workpiece material. Consider the insert grade (AC830P) for steel or stainless steel. Consult your machine manual or a 3G Electric specialist for guidance.
Used in
Common applications for SUMITOMOSUMITOMO Products
3G Electric supplies SUMITOMO square (s) indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
