Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
SUMITOMO TNMG331EEG-AC5025S Triangle Indexable Turning Insert - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO TNMG331EEG-AC5025S Triangle Indexable Turning Insert

The SUMITOMO Triangle Turning Insert, model TNMG331EEG (also referenced as TNMG160404N-EG, MPN TNMG331EEG-AC5025S), is a Triangle (T) indexable turning insert. It is available in the specifications TNMG331EEG and…

SKU 3G-OTH-323418

Also listed as: TNMG331EEGAC5025S · TNMG331EEG AC5025S

Brand
SUMITOMO
Item
TNMG331EEG-AC5025S Triangle Indexable Turning Insert
Part Number
TNMG331EEG-AC5025S
Category
Triangle (T) Indexable Turning Inserts
Available to Order
Also known as:TNMG331EEG-AC5025SSUMITOMO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

SUMITOMO
Manufacturer Part Number
TNMG331EEG-AC5025S

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

Product Description

The SUMITOMO Triangle Turning Insert, model TNMG331EEG (also referenced as TNMG160404N-EG, MPN TNMG331EEG-AC5025S), is a Triangle (T) indexable turning insert. It is available in the specifications TNMG331EEG and TNMG160404N-EG.

Frequently Asked Questions

What is the SUMITOMO TNMG331EEG turning insert used for?

The SUMITOMO TNMG331EEG (also TNMG160404N-EG) is a triangle-shaped indexable turning insert used for general turning, facing, and profiling of steel and stainless steel. Its negative geometry and AC5025S grade provide wear resistance for medium to light cuts in automotive, oil and gas, and general machining industries.

What are the specifications of the SUMITOMO TNMG331EEG insert?

The SUMITOMO TNMG331EEG insert is a Triangle (T) indexable turning insert with MPN TNMG331EEG-AC5025S. It is also referenced as TNMG160404N-EG. Key specifications include the TNMG331EEG and TNMG160404N-EG designations. The insert uses the AC5025S grade for balanced toughness and wear resistance.

Where to buy SUMITOMO TNMG331EEG inserts worldwide?

You can source SUMITOMO TNMG331EEG inserts worldwide through 3G Electric, a global industrial equipment distributor since 1990. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time. We supply genuine SUMITOMO inserts for international orders.

How to select the correct SUMITOMO triangle turning insert?

To select the correct SUMITOMO triangle turning insert, match the insert size (TNMG331EEG or TNMG160404N-EG) to your tool holder pocket. Consider material type and cutting conditions; the AC5025S grade suits steel and stainless steel. For best results, consult the SUMITOMO catalog for feed and speed recommendations. 3G Electric can assist with sourcing.

Used in

Common applications for SUMITOMO
General machining — Sumitomo SNMG square turning inserts for turning, facing, and profiling on steel and cast iron workpieces.
CNC turning — Sumitomo TNMG triangle inserts for medium to rough turning operations on stainless steel and alloy steels.
Parting and grooving — Sumitomo SG-series inserts for cut-off and groove creation on lathes and turning centers.
Automotive component manufacturing — Sumitomo SNMG and TNMG inserts for machining engine parts, transmission components, and brake discs.
Aerospace machining — Sumitomo inserts with wear-resistant grades for turning high-temperature alloys and titanium.
Maintenance and repair — Sumitomo indexable inserts for general turning and grooving in tool rooms and maintenance shops.
Not sure this is the right part? Photo-identify it→

SUMITOMO Products

3G Electric supplies SUMITOMO triangle (t) indexable turning 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 →

More from SUMITOMO

View all SUMITOMO parts →
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Available in two part-number variants: TNMG332ESX and TNMG160408N-SX
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Available in two part-number variants: TNMG332ESX and TNMG160408N-SX
Triangle (T) indexable turning insert for precision metal cutting. Suitable for turning, facing, and profiling operations in general machining. Available in TPMT332ESU and TPMT160408NSU variants
SUMITOMO
Triangle (T) indexable turning insert for precision metal cutting. Suitable for turning, facing, and profiling operations in general machining. Available in TPMT332ESU and TPMT160408NSU variants
Triangle (T) indexable turning insert for external and internal turning operations on lathes. Suitable for general metal removal in machining applications
SUMITOMO
Triangle (T) indexable turning insert for external and internal turning operations on lathes. Suitable for general metal removal in machining applications
Triangle indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for medium-duty machining of steel, stainless steel, and cast iron in CNC and manual lathes. Grade AC8025P provides wear resistance
SUMITOMO
Triangle indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for medium-duty machining of steel, stainless steel, and cast iron in CNC and manual lathes. Grade AC8025P provides wear resistance
Triangle (T) indexable turning insert for general-purpose machining of metals. The triangular shape provides three cutting edges for cost-effective material removal. Suitable for medium to finishing cuts on lathes
SUMITOMO
Triangle (T) indexable turning insert for general-purpose machining of metals. The triangular shape provides three cutting edges for cost-effective material removal. Suitable for medium to finishing cuts on lathes
Triangle (T) indexable turning insert with 60° included angle, designed for light to medium cutting applications. Suitable for general turning, facing, and profiling operations on metal workpieces in CNC and manual lathes
SUMITOMO
Triangle (T) indexable turning insert with 60° included angle, designed for light to medium cutting applications. Suitable for general turning, facing, and profiling operations on metal workpieces in CNC and manual lathes
Triangle (T) indexable turning insert for precision turning, facing, and profiling on CNC lathes. Features a precision-ground geometry for consistent cutting performance in medium to finishing operations. Also referenced as TPGT080204R-FX
SUMITOMO
Triangle (T) indexable turning insert for precision turning, facing, and profiling on CNC lathes. Features a precision-ground geometry for consistent cutting performance in medium to finishing operations. Also referenced as TPGT080204R-FX
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for light to medium cutting on steel, stainless steel, and cast iron. Used in CNC and manual lathes
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for light to medium cutting on steel, stainless steel, and cast iron. Used in CNC and manual lathes

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first