ULTRA-DEX USA Indexable Boring Bar: E08R STUPR2-312 (MPN 920-000-241)
SKU 3G-OTH-220112
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Frequently Asked Questions
What is the ULTRA-DEX USA E08R STUPR2-312 indexable boring bar used for?
The ULTRA-DEX USA E08R STUPR2-312 indexable boring bar is used for precision internal turning and boring operations in metalworking. It is designed for use in CNC lathes and machining centers to enlarge, finish, or contour pre-drilled holes in materials such as steel, stainless steel, and cast iron.
What are the specifications of the ULTRA-DEX USA E08R STUPR2-312 boring bar?
The ULTRA-DEX USA E08R STUPR2-312 indexable boring bar has the model number E08R STUPR2-312 and manufacturer part number 920-000-241. It is an indexable boring bar from ULTRA-DEX USA, designed for use with replaceable cutting inserts. For detailed dimensions and insert compatibility, consult the manufacturer's documentation.
Where to buy the ULTRA-DEX USA E08R STUPR2-312 boring bar worldwide?
You can source the ULTRA-DEX USA E08R STUPR2-312 indexable boring bar through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this item.
How to select the correct cutting insert for the ULTRA-DEX USA E08R STUPR2-312 boring bar?
To select the correct cutting insert for the ULTRA-DEX USA E08R STUPR2-312 boring bar, refer to the manufacturer's specifications for insert shape, size, and grade. The tool uses indexable inserts designed for internal boring. Match the insert geometry to your workpiece material and desired finish. Consult ULTRA-DEX USA documentation for approved insert types.
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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.















