Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

SUMITOMO Square Milling Insert: SOMT120408PDER-L-ACM300 - Square (S) Indexable Milling Inserts
SUMITOMOSquare (S) Indexable Milling Inserts

SUMITOMO Square Milling Insert: SOMT120408PDER-L-ACM300

SKU 3G-OTH-233029

Brand
SUMITOMO
Item
Square Milling Insert: SOMT120408PDER-L-ACM300
Category
Square (S) Indexable Milling Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

SUMITOMO
Manufacturer Part Number
SOMT120408PDER-L-ACM300
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SUMITOMO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is SUMITOMO SOMT120408PDER-L-ACM300 used for?

This SUMITOMO square milling insert is designed for general-purpose face and shoulder milling on steel, stainless steel, and cast iron. It delivers reliable cutting performance in industrial machining operations across automotive, aerospace, and heavy equipment manufacturing.

What are the specifications of SUMITOMO SOMT120408PDER-L-ACM300?

The SUMITOMO SOMT120408PDER-L-ACM300 is a square (S) indexable milling insert with manufacturer part number SOMT120408PDER-L-ACM300. It features a PDER geometry and ACM300 grade for balanced wear resistance and toughness in medium to heavy cutting applications.

Where to buy SUMITOMO SOMT120408PDER-L-ACM300 worldwide?

3G Electric supplies SUMITOMO SOMT120408PDER-L-ACM300 milling inserts to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this insert.

How to select the right SUMITOMO milling insert for steel?

For steel machining, choose a SUMITOMO insert with a tough grade like ACM300 and a positive geometry such as PDER for lower cutting forces. Match the insert size (e.g., SOMT120408) to your cutter body pocket. Consult your application parameters for optimal chip control.

Used in

Common applications for SUMITOMO
Automotive engine block machining — Sumitomo SNMG square turning inserts for facing and boring cast iron
Aerospace component turning — Sumitomo DNMG diamond inserts with UP chipbreaker for finishing titanium alloys
Oil and gas valve production — Sumitomo TPMR triangle inserts with T1500Z grade for threading stainless steel
General engineering shaft turning — Sumitomo CNMG diamond inserts with LU chipbreaker for medium interrupted cuts
Mold and die finishing — Sumitomo VNMG diamond inserts with UZ chipbreaker for hardened steel profiling
Heavy equipment repair — Sumitomo TCMT triangle inserts with AC810P grade for turning wear-resistant steels

SUMITOMO Products

3G Electric supplies SUMITOMO square (s) indexable milling inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
SUMITOMO Square Milling Insert: SOMT120408PDER-L-ACM200
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120408PDER-L-ACM200
SUMITOMO Square Milling Insert: SOMT120412PDER-G-ACM300
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120412PDER-G-ACM300
SUMITOMO Square Milling Insert: SOMT120412PDER-G-ACM200
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120412PDER-G-ACM200
SUMITOMO Square Milling Insert: SOMT120416PDER-G-ACM300
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120416PDER-G-ACM300
SUMITOMO Square Milling Insert: SOMT120408PDER-G-ACM200
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120408PDER-G-ACM200
SUMITOMO Square Milling Insert: SOMT120416PDER-G-ACM200
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120416PDER-G-ACM200

More from SUMITOMO

View all SUMITOMO parts
SUMITOMO Square Milling Insert: SNMT13T6ANER-H-ACK200
SUMITOMO
SUMITOMO Square Milling Insert: SNMT13T6ANER-H-ACK200
SUMITOMO Square Milling Insert: SOMT080308PZER-G-ACM200
SUMITOMO
SUMITOMO Square Milling Insert: SOMT080308PZER-G-ACM200
SUMITOMO Square Milling Insert: SOMT120408PDER-H-ACM300
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120408PDER-H-ACM300
SUMITOMO Square Milling Insert: SOMT120416PDERG-ACP300
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120416PDERG-ACP300
SUMITOMO Square Milling Insert: SOMT080308PZER-G-ACK200
SUMITOMO
SUMITOMO Square Milling Insert: SOMT080308PZER-G-ACK200
SUMITOMO Square Milling Insert: SNMT1205ZNEN-G-ACP200
SUMITOMO
SUMITOMO Square Milling Insert: SNMT1205ZNEN-G-ACP200
SUMITOMO Square Milling Insert: SNMT13T6ANER-G-ACP300
SUMITOMO
SUMITOMO Square Milling Insert: SNMT13T6ANER-G-ACP300
SUMITOMO Square Milling Insert: SOMT120408PDER-H-ACP100
SUMITOMO
SUMITOMO Square Milling Insert: SOMT120408PDER-H-ACP100