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ULTRA-DEX USA Indexable Boring Bar: S20T MDUNR4 (MPN 957-000-417) - Indexable Boring Bars
ULTRA-DEX USAIndexable Boring Bars

ULTRA-DEX USA Indexable Boring Bar: S20T MDUNR4 (MPN 957-000-417)

SKU 3G-OTH-220805

Brand
ULTRA-DEX USA
Item
Indexable Boring Bar: S20T MDUNR4
Category
Indexable Boring Bars
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Technical Specifications

ULTRA-DEX USA
Manufacturer Part Number
957-000-417
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ULTRA-DEX USA Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the ULTRA-DEX USA S20T MDUNR4 indexable boring bar used for?

The ULTRA-DEX USA S20T MDUNR4 indexable boring bar is used for precision internal turning and boring operations in metalworking. It is designed for use in lathes and machining centers to enlarge or finish holes with high accuracy, commonly applied in automotive, aerospace, and general manufacturing.

What are the specifications of the ULTRA-DEX USA indexable boring bar model S20T MDUNR4?

The ULTRA-DEX USA indexable boring bar model S20T MDUNR4 has the manufacturer part number 957-000-417. It is an indexable boring bar designed for internal machining. For detailed dimensions, shank size, and insert compatibility, consult the product datasheet or contact 3G Electric.

Where to buy the ULTRA-DEX USA S20T MDUNR4 boring bar worldwide?

3G Electric supplies the ULTRA-DEX USA S20T MDUNR4 boring bar worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this precision 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 S20T MDUNR4, consider the bore diameter, depth, material, and required surface finish. Match the shank size to your tool holder and choose the appropriate insert geometry and grade for your workpiece. 3G Electric can help interpret your needs.

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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