ULTRA-DEX USA Indexable Boring Bar: A20T MDUNL4 (MPN 957-000-172)
SKU 3G-OTH-219801
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Frequently Asked Questions
What is the ULTRA-DEX USA A20T MDUNL4 indexable boring bar used for?
The ULTRA-DEX USA A20T MDUNL4 indexable boring bar is used for precision internal boring operations in metalworking. It is designed for machining industries such as automotive, aerospace, and general engineering, where accurate hole enlargement and finishing are required. The indexable insert design allows quick cutting edge changes without tool resetting.
What are the specifications of the ULTRA-DEX USA A20T MDUNL4 boring bar?
The ULTRA-DEX USA A20T MDUNL4 indexable boring bar has model number A20T MDUNL4 and manufacturer part number 957-000-172. It is an indexable boring bar from ULTRA-DEX USA, designed for internal turning operations. For detailed dimensions and insert compatibility, consult the manufacturer's technical data sheet.
Where to buy the ULTRA-DEX USA A20T MDUNL4 boring bar worldwide?
You can source the ULTRA-DEX USA A20T MDUNL4 indexable boring bar worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this ULTRA-DEX USA tool.
How to select the correct ULTRA-DEX USA indexable boring bar for my application?
To select the correct ULTRA-DEX USA indexable boring bar like the A20T MDUNL4, match the bar diameter and length to your bore depth and machine tool holder. Consider the workpiece material and required surface finish to choose the appropriate insert geometry and grade. Consult ULTRA-DEX USA's catalog for compatibility and cutting parameters.
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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.















