DORIAN Indexable Boring Bar: S20U-MTUNL-3 (MPN 73310155213)
SKU 3G-OTH-220574
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Frequently Asked Questions
What is the DORIAN Indexable Boring Bar S20U-MTUNL-3 used for?
The DORIAN S20U-MTUNL-3 is an indexable boring bar designed for precision internal turning operations in metalworking. It is commonly used in machining centers and lathes to enlarge, finish, or contour pre-drilled holes in materials such as steel, stainless steel, and cast iron.
What are the specifications of the DORIAN Indexable Boring Bar S20U-MTUNL-3?
The DORIAN Indexable Boring Bar model S20U-MTUNL-3 has manufacturer part number 73310155213. It features an indexable insert design for efficient cutting edge replacement. For detailed dimensions and insert compatibility, consult the manufacturer's technical data sheet.
Where to buy the DORIAN Indexable Boring Bar S20U-MTUNL-3 worldwide?
3G Electric supplies the DORIAN Indexable Boring Bar S20U-MTUNL-3 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this precision boring bar.
How to select the correct DORIAN Indexable Boring Bar for my application?
To select the correct DORIAN indexable boring bar, match the bar diameter and length to your machine's tool holder and the hole depth required. Consider the insert geometry for your workpiece material. The S20U-MTUNL-3 is a common choice for general-purpose internal turning in steel and cast iron.
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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.




