ULTRA-DEX USA Indexable Boring Bar: S16S MDUNR3 (MPN 957-000-393)

The ULTRA-DEX USA S16S MDUNR3 indexable boring bar is used for precision internal boring operations in metalworking. It is designed for use in CNC lathes and machining centers to enlarge, finish, or contour pre-drilled holes. Common applications include automotive, aerospace, and general manufacturing where tight tolerances and surface finish are required.

The ULTRA-DEX USA indexable boring bar model S16S MDUNR3 has the manufacturer part number 957-000-393. It is an indexable boring bar designed for internal turning operations. The tool uses replaceable carbide inserts for cost-effective machining. For detailed dimensions and insert compatibility, consult the manufacturer's technical data sheet.

You can source the ULTRA-DEX USA 957-000-393 boring bar worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact our team for pricing and lead time. We supply genuine ULTRA-DEX USA tooling to customers across multiple industries.

To select the correct insert for the ULTRA-DEX USA S16S MDUNR3 boring bar, refer to the tool's designation: MDUNR3 indicates the insert shape and clearance angle. Use indexable carbide inserts with the corresponding geometry, typically DNMG or similar negative rake inserts. Match the insert grade to your workpiece material (steel, stainless, or cast iron) for optimal tool life and surface finish.