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SUMITOMO RNMA43-AC405K Round Indexable Turning Insert - Round (R) Indexable Turning Inserts
SUMITOMORound (R) Indexable Turning Inserts

SUMITOMO RNMA43-AC405K Round Indexable Turning Insert

SUMITOMO Round (R) Indexable Turning Inserts.

SKU 3G-OTH-301478

Also listed as: RNMA43AC405K · RNMA43 AC405K

Brand
SUMITOMO
Item
RNMA43-AC405K Round Indexable Turning Insert
Part Number
RNMA43-AC405K
Category
Round (R) Indexable Turning Inserts
Available to Order
Also known as:RNMA43-AC405KSUMITOMO
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Technical Specifications

SUMITOMO
Manufacturer Part Number
RNMA43-AC405K

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

Product Description

SUMITOMO Round (R) Indexable Turning Inserts.

Frequently Asked Questions

What is SUMITOMO RNMA43-AC405K turning insert used for?

The SUMITOMO RNMA43-AC405K is a round indexable turning insert designed for general-purpose machining of steel and cast iron. It is commonly used in turning, facing, and profiling operations on CNC lathes and manual machines across industrial manufacturing.

What are the specifications of SUMITOMO RNMA43-AC405K?

The SUMITOMO RNMA43-AC405K turning insert has manufacturer part number RNMA43-AC405K and is a round (R) indexable insert. It is part of the AC405K grade, optimized for medium to heavy cutting in steel and cast iron. For detailed dimensions, consult the SUMITOMO catalog.

Where to buy SUMITOMO RNMA43-AC405K worldwide?

3G Electric supplies the SUMITOMO RNMA43-AC405K turning insert to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this genuine SUMITOMO insert.

How to select the right SUMITOMO turning insert for your application?

To select the correct SUMITOMO turning insert like the RNMA43-AC405K, match the insert shape, size, and grade to your workpiece material and cutting conditions. Round inserts are ideal for heavy roughing and profiling. Consult your machine tool manual or a SUMITOMO application guide for feed and speed recommendations.

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.
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SUMITOMO Products

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

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SUMITOMO
Round indexable turning insert with 12 mm inscribed circle diameter and 4.76 mm thickness. The AC810P grade is a PVD-coated carbide for wear resistance in steel machining. Used for turning, facing, and profiling operations on CNC lathes

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