We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

ULTRA-DEX USA Indexable Boring Bar: A20U MCLNL4 (MPN 957-000-178) - Indexable Boring Bars
ULTRA-DEX USAIndexable Boring Bars

ULTRA-DEX USA Indexable Boring Bar: A20U MCLNL4 (MPN 957-000-178)

ULTRA-DEX USA Indexable Boring Bars.

SKU 3G-OTH-219812

Also listed as: 957000178 · 957 000 178

Brand
ULTRA-DEX USA
Item
Indexable Boring Bar: A20U MCLNL4
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

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.

Technical Specifications

ULTRA-DEX USA
Manufacturer Part Number
957-000-178

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 A20U MCLNL4 indexable boring bar used for?

The ULTRA-DEX USA A20U MCLNL4 indexable boring bar is used for internal turning and boring operations in metalworking. It is designed for precision machining of holes, bores, and internal diameters in industries such as automotive, aerospace, and general engineering, where repeatable accuracy and tool life are critical.

What are the specifications of the ULTRA-DEX USA A20U MCLNL4 boring bar?

The ULTRA-DEX USA A20U MCLNL4 indexable boring bar has the model number A20U MCLNL4 and manufacturer part number 957-000-178. It is an indexable tool designed for internal boring applications, accepting standard inserts for efficient material removal. For detailed dimensions and insert compatibility, consult the manufacturer's data sheet.

Where to buy the ULTRA-DEX USA A20U MCLNL4 boring bar worldwide?

3G Electric supplies the ULTRA-DEX USA A20U MCLNL4 indexable boring bar 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 precision boring tool.

How to select the correct indexable boring bar for a machining application?

To select the correct indexable boring bar like the ULTRA-DEX USA A20U MCLNL4, consider the bore diameter, depth, material being machined, and required surface finish. Match the bar's shank size and insert geometry to your lathe or machining center. Consult the tool manufacturer's recommendations for speeds, feeds, and insert grades.

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 internal turning and boring operations. Accepts CNMG inserts for precision machining of holes in steel, stainless steel, and cast iron. Suitable for general metalworking applications
ULTRA-DEX USA
Indexable boring bar for internal turning and boring operations. Accepts CNMG inserts for precision machining of holes in steel, stainless steel, and cast iron. Suitable for general metalworking applications
ULTRA-DEX USA Indexable Boring Bar: A20S MCLNL4 (MPN 957-000-164)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Boring Bar: A20S MCLNL4 (MPN 957-000-164)
ULTRA-DEX USA Indexable Boring Bar: A20S MCLNR4 (MPN 957-000-165)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Boring Bar: A20S MCLNR4 (MPN 957-000-165)
ULTRA-DEX USA Indexable Boring Bar: A24U MCLNL4 (MPN 957-000-189)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Boring Bar: A24U MCLNL4 (MPN 957-000-189)
ULTRA-DEX USA Indexable Boring Bar: A16S MCLNL4 (MPN 957-000-152)
ULTRA-DEX USA
ULTRA-DEX USA Indexable Boring Bar: A16S MCLNL4 (MPN 957-000-152)
Indexable boring bar for internal turning and boring operations. Designed for precision hole machining in metalworking applications. Accepts carbide inserts for efficient material removal
ULTRA-DEX USA
Indexable boring bar for internal turning and boring operations. Designed for precision hole machining in metalworking applications. Accepts carbide inserts for efficient material removal

More from ULTRA-DEX USA

View all ULTRA-DEX USA parts
This indexable boring bar is designed for internal boring operations, accepting indexable carbide inserts for machining bores, holes, and internal diameters. It is suitable for use in general metalworking applications
ULTRA-DEX USA
This indexable boring bar is designed for internal boring operations, accepting indexable carbide inserts for machining bores, holes, and internal diameters. It is suitable for use in general metalworking applications
Indexable boring bar designed for internal turning and boring operations in metalworking. Used for precision machining of holes, it accepts standard CNMG inserts and is suited for steel applications
ULTRA-DEX USA
Indexable boring bar designed for internal turning and boring operations in metalworking. Used for precision machining of holes, it accepts standard CNMG inserts and is suited for steel applications
The ULTRA-DEX USA C08R SWLCR2 indexable boring bar is designed for precision internal turning and boring operations. It accommodates indexable carbide inserts for machining bores, holes, and internal diameters in metalworking applications
ULTRA-DEX USA
The ULTRA-DEX USA C08R SWLCR2 indexable boring bar is designed for precision internal turning and boring operations. It accommodates indexable carbide inserts for machining bores, holes, and internal diameters in metalworking applications
Indexable boring bar for internal turning and boring operations. Used to enlarge or finish holes with precision in metalworking applications. Suitable for general machining tasks requiring accurate hole dimensions and surface finish
ULTRA-DEX USA
Indexable boring bar for internal turning and boring operations. Used to enlarge or finish holes with precision in metalworking applications. Suitable for general machining tasks requiring accurate hole dimensions and surface finish
Indexable boring bar for precision internal turning and boring operations. Enables quick cutting edge changes without tool resetting. Suitable for hole enlargement and finishing in metalworking applications
ULTRA-DEX USA
Indexable boring bar for precision internal turning and boring operations. Enables quick cutting edge changes without tool resetting. Suitable for hole enlargement and finishing in metalworking applications
Indexable boring bar for internal turning operations on CNC lathes and machining centers. Used to enlarge, finish, or contour pre-drilled holes in metalworking applications
ULTRA-DEX USA
Indexable boring bar for internal turning operations on CNC lathes and machining centers. Used to enlarge, finish, or contour pre-drilled holes in metalworking applications
Indexable boring bar for grooving and parting operations on lathes and turning centers. Used in general metalworking to cut grooves or separate workpieces
ULTRA-DEX USA
Indexable boring bar for grooving and parting operations on lathes and turning centers. Used in general metalworking to cut grooves or separate workpieces
This indexable boring bar is designed for precision internal turning and boring operations in metalworking. It accommodates indexable carbide inserts for machining bores, holes, and internal profiles
ULTRA-DEX USA
This indexable boring bar is designed for precision internal turning and boring operations in metalworking. It accommodates indexable carbide inserts for machining bores, holes, and internal profiles