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ULTRA-DEX USA Indexable Boring Bar: A20T MDQNR4 (MPN 957-000-170) - Indexable Boring Bars
ULTRA-DEX USAIndexable Boring Bars

ULTRA-DEX USA Indexable Boring Bar: A20T MDQNR4 (MPN 957-000-170)

ULTRA-DEX USA Indexable Boring Bars.

SKU 3G-OTH-219800

Also listed as: 957000170 · 957 000 170

Brand
ULTRA-DEX USA
Item
Indexable Boring Bar: A20T MDQNR4
Category
Indexable Boring Bars
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ULTRA-DEX USA
Manufacturer Part Number
957-000-170

Technical Documents

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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 A20T MDQNR4 indexable boring bar used for?

The ULTRA-DEX USA A20T MDQNR4 indexable boring bar is used for precision internal boring, turning, and profiling operations in metalworking. It is commonly applied in automotive, aerospace, and general machining industries where accurate hole enlargement and surface finishing are required.

What are the specifications of the ULTRA-DEX USA A20T MDQNR4 boring bar?

The ULTRA-DEX USA A20T MDQNR4 indexable boring bar has model number A20T MDQNR4 and manufacturer part number 957-000-170. It is designed for use with indexable inserts, offering rigidity and repeatability for internal machining operations. Exact dimensions and insert compatibility should be verified from the manufacturer's documentation.

Where to buy the ULTRA-DEX USA A20T MDQNR4 boring bar worldwide?

You can source the ULTRA-DEX USA A20T MDQNR4 indexable boring bar through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the tool reaches your facility efficiently.

How to select the correct indexable boring bar for your application?

To select the correct indexable boring bar like the ULTRA-DEX USA A20T MDQNR4, consider the bore diameter, depth, material being machined, and required surface finish. Match the bar's shank size and insert geometry to your machine tool's specifications. Consult the manufacturer's catalog for recommended cutting parameters 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.

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