ULTRA-DEX USA Indexable Boring Bar: S16S MTFNR3 (MPN 957-000-394)
SKU 3G-OTH-220539
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Frequently Asked Questions
What is the ULTRA-DEX USA Indexable Boring Bar S16S MTFNR3 used for?
This boring bar is used for internal turning and boring operations in metalworking, typically on lathes or boring mills. It accommodates indexable carbide inserts for efficient material removal in industries like automotive, aerospace, and general machining, where precision hole enlargement or contouring is required.
What are the specifications of the ULTRA-DEX USA Indexable Boring Bar S16S MTFNR3?
The ULTRA-DEX USA Indexable Boring Bar has model S16S MTFNR3 and manufacturer part number 957-000-394. It is designed for use with indexable inserts, offering a shank size of 16 mm. This tool is suitable for internal machining applications requiring rigidity and repeatability.
Where to buy the ULTRA-DEX USA Indexable Boring Bar S16S MTFNR3 worldwide?
You can source the ULTRA-DEX USA Indexable Boring Bar S16S MTFNR3 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 reliably. Contact us for availability and lead time.
How to select the correct insert for the ULTRA-DEX USA Indexable Boring Bar S16S MTFNR3?
Select an indexable insert that matches the tool holder's pocket geometry, typically an MTFNR-style insert with a 3/8" IC (10 mm) and appropriate nose radius for your material. Refer to the manufacturer's insert compatibility chart for ULTRA-DEX USA tooling to ensure proper clamping and cutting performance.
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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.














