DORIAN Indexable Boring Bar: S20U-MDUNR-4 (MPN 73310155070)
SKU 3G-OTH-220570
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Frequently Asked Questions
What is the DORIAN S20U-MDUNR-4 indexable boring bar used for?
The DORIAN S20U-MDUNR-4 indexable boring bar is used for precision internal turning and boring operations in metalworking. It is designed for machining bores, enlarging holes, and achieving tight tolerances in industries such as automotive, aerospace, and general engineering.
What are the specifications of the DORIAN indexable boring bar 73310155070?
The DORIAN indexable boring bar model S20U-MDUNR-4 has manufacturer part number 73310155070. It is an indexable boring bar designed for internal machining. For detailed dimensions, insert compatibility, and shank size, consult the manufacturer's technical data sheet.
Where to buy DORIAN indexable boring bar S20U-MDUNR-4 worldwide?
3G Electric supplies the DORIAN indexable boring bar S20U-MDUNR-4 (MPN 73310155070) worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this precision boring tool.
How to select the correct DORIAN indexable boring bar for my application?
To select the correct DORIAN indexable boring bar, match the shank size (e.g., S20U) to your machine tool holder, choose the appropriate insert geometry for your material, and confirm the reach and bore diameter required. DORIAN offers various styles for different internal machining needs.
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Common applications for DORIANDORIAN Products
3G Electric supplies DORIAN indexable boring bars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




