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

ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E12S NER2 (MPN 920-000-331) - Indexable Boring Bars
ULTRA-DEX USAIndexable Boring Bars

ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E12S NER2 (MPN 920-000-331)

ULTRA-DEX USA Indexable Boring Bars.

SKU 3G-OTH-221384

Also listed as: 920000331 · 920 000 331

Brand
ULTRA-DEX USA
Item
Indexable Grooving and Parting Toolholder: E12S NER2
Category
Indexable Boring Bars
Available to Order
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.
Worldwide Shipping
Air & sea freight
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
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ULTRA-DEX USA
Manufacturer Part Number
920-000-331

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

ULTRA-DEX USA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

ULTRA-DEX USA Indexable Boring Bars.

Frequently Asked Questions

What is the ULTRA-DEX USA E12S NER2 indexable grooving and parting toolholder used for?

The ULTRA-DEX USA E12S NER2 (MPN 920-000-331) is an indexable toolholder designed for grooving and parting operations on lathes and turning centers. It uses replaceable carbide inserts, making it suitable for precision machining in industries such as automotive, aerospace, and general metalworking.

What are the specifications of the ULTRA-DEX USA E12S NER2 toolholder?

The ULTRA-DEX USA E12S NER2 (MPN 920-000-331) is an indexable boring bar with a shank size of 12 mm. It is designed for grooving and parting applications, accepting standard indexable inserts. The toolholder is built for rigidity and repeatability in CNC and manual lathe operations.

Where to buy the ULTRA-DEX USA E12S NER2 toolholder worldwide?

3G Electric supplies the ULTRA-DEX USA E12S NER2 (MPN 920-000-331) indexable grooving and parting toolholder to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct toolholder for your machining needs, regardless of your location.

How to select the correct indexable toolholder for grooving and parting?

To select the correct indexable toolholder like the ULTRA-DEX USA E12S NER2, match the shank size to your lathe's tool post, choose the insert geometry for your material (e.g., steel, aluminum), and confirm the toolholder's handedness (right-hand, left-hand, or neutral). Consult your machine's specifications and the manufacturer's catalog for compatibility.

Used in

Common applications for ULTRA-DEX USA
General turning of steel components — ULTRA-DEX USA CNMG 322 UD51 diamond inserts for roughing and finishing on CNC lathes.
Grooving operations in automotive parts — ULTRA-DEX USA NG 3R cutting unit head with MH32 NER3-CFT insert for precision grooves.
Threading of stainless steel fittings — ULTRA-DEX USA NG 4R cutting unit head with MH40 NEL4-CFT insert for consistent thread profiles.
Profiling of cast iron housings — ULTRA-DEX USA TNMG431 UD21 triangle inserts for multi-directional turning passes.
Finishing of non-ferrous alloys — ULTRA-DEX USA CDGW 1.5105 UD52 diamond inserts for low surface roughness on aluminum parts.
Small-diameter boring of hardened steel — ULTRA-DEX USA CCGW32.52-2 diamond inserts for internal turning with tight tolerances.

ULTRA-DEX USA Products

3G Electric supplies ULTRA-DEX USA indexable boring bars. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
Indexable boring bar for grooving and parting operations in metalworking. Designed for use in CNC lathes and turning centers for internal grooving, cutoff, and profiling tasks
ULTRA-DEX USA
Indexable boring bar for grooving and parting operations in metalworking. Designed for use in CNC lathes and turning centers for internal grooving, cutoff, and profiling tasks
ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E10S NER2 (MPN 920-000-274)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E10S NER2 (MPN 920-000-274)
Indexable toolholder for grooving and parting operations on lathes and CNC turning centers. Features an 8 mm shank and right-hand orientation. Used for cutting grooves, cutoff, and profiling in metalworking
ULTRA-DEX USA
Indexable toolholder for grooving and parting operations on lathes and CNC turning centers. Features an 8 mm shank and right-hand orientation. Used for cutting grooves, cutoff, and profiling in metalworking
ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E10S NEL2 (MPN 920-000-273)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E10S NEL2 (MPN 920-000-273)
Indexable toolholder for grooving, parting, and profiling on lathes and turning centers. Designed for use with compatible inserts in metalworking applications requiring precision and repeatability
ULTRA-DEX USA
Indexable toolholder for grooving, parting, and profiling on lathes and turning centers. Designed for use with compatible inserts in metalworking applications requiring precision and repeatability
ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E08R NEL2 (MPN 920-000-211)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Grooving and Parting Toolholder: E08R NEL2 (MPN 920-000-211)

More from ULTRA-DEX USA

View all ULTRA-DEX USA parts
Indexable boring bar for precision internal machining operations including enlarging, contouring, and finishing bores. Designed for use with indexable carbide inserts, providing rigidity and repeatability in internal turning applications
ULTRA-DEX USA
Indexable boring bar for precision internal machining operations including enlarging, contouring, and finishing bores. Designed for use with indexable carbide inserts, providing rigidity and repeatability in internal turning applications
Indexable boring bar for internal turning and boring operations. Designed for precision machining of holes and enlarging existing bores. Uses replaceable cutting inserts for efficient metal removal
ULTRA-DEX USA
Indexable boring bar for internal turning and boring operations. Designed for precision machining of holes and enlarging existing bores. Uses replaceable cutting inserts for efficient metal removal
Indexable boring bar for precision internal boring operations in metalworking. Designed for enlarging and finishing holes with high accuracy, commonly used in general machining applications requiring tight tolerances. The indexable design allows quick insert changes without tool resetting
ULTRA-DEX USA
Indexable boring bar for precision internal boring operations in metalworking. Designed for enlarging and finishing holes with high accuracy, commonly used in general machining applications requiring tight tolerances. The indexable design allows quick insert changes without tool resetting
Indexable boring bar for internal turning operations. Used for precision boring of holes and internal diameters in metalworking. Suitable for machining steel, stainless steel, and cast iron in applications requiring tight tolerances
ULTRA-DEX USA
Indexable boring bar for internal turning operations. Used for precision boring of holes and internal diameters in metalworking. Suitable for machining steel, stainless steel, and cast iron in applications requiring tight tolerances
The ULTRA-DEX USA E10S SWLCL3 indexable boring bar is designed for internal boring, turning, and profiling operations. It accommodates indexable carbide inserts for machining steel, stainless steel, and cast iron. This tool is suitable for general metalworking applications requiring precision internal diameter work
ULTRA-DEX USA
The ULTRA-DEX USA E10S SWLCL3 indexable boring bar is designed for internal boring, turning, and profiling operations. It accommodates indexable carbide inserts for machining steel, stainless steel, and cast iron. This tool is suitable for general metalworking applications requiring precision internal diameter work
Indexable boring bar for internal turning operations. Designed for use with indexable carbide inserts to machine bores, holes, and internal diameters. Suitable for precision metalworking applications
ULTRA-DEX USA
Indexable boring bar for internal turning operations. Designed for use with indexable carbide inserts to machine bores, holes, and internal diameters. Suitable for precision metalworking applications
Indexable boring bar for internal turning operations. Accepts standard indexable carbide inserts for precision boring, hole enlargement, and tight-tolerance machining in metalworking applications
ULTRA-DEX USA
Indexable boring bar for internal turning operations. Accepts standard indexable carbide inserts for precision boring, hole enlargement, and tight-tolerance machining in metalworking applications
Indexable boring bar for internal turning and boring operations. Accepts indexable carbide inserts for machining bores, holes, and internal diameters. Suitable for precision metalworking applications
ULTRA-DEX USA
Indexable boring bar for internal turning and boring operations. Accepts indexable carbide inserts for machining bores, holes, and internal diameters. Suitable for precision metalworking applications