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ULTRA-DEX USA Indexable Boring Bar: E12S STUPR3 (MPN 920-000-348) - Indexable Boring Bars
ULTRA-DEX USAIndexable Boring Bars

ULTRA-DEX USA Indexable Boring Bar: E12S STUPR3 (MPN 920-000-348)

SKU 3G-OTH-220206

Brand
ULTRA-DEX USA
Item
Indexable Boring Bar: E12S STUPR3
Category
Indexable Boring Bars
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Technical Specifications

ULTRA-DEX USA
Manufacturer Part Number
920-000-348
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ULTRA-DEX USA Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the ULTRA-DEX USA E12S STUPR3 indexable boring bar used for?

The ULTRA-DEX USA E12S STUPR3 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.

What are the specifications of the ULTRA-DEX USA E12S STUPR3 boring bar?

The ULTRA-DEX USA E12S STUPR3 indexable boring bar has the model designation E12S STUPR3 and manufacturer part number 920-000-348. It is an indexable boring bar from ULTRA-DEX USA, designed for use with replaceable cutting inserts. For detailed dimensions, insert compatibility, and shank size, consult the manufacturer's technical data sheet.

Where to buy the ULTRA-DEX USA E12S STUPR3 boring bar worldwide?

You can source the ULTRA-DEX USA E12S STUPR3 indexable boring bar worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time on this ULTRA-DEX USA boring bar.

How to select the correct indexable boring bar for a machining application?

To select the correct indexable boring bar like the ULTRA-DEX USA E12S STUPR3, match the bar's shank diameter to your tool holder, choose an insert geometry suited to your material (e.g., steel, aluminum), and ensure the bar's reach is adequate for the hole depth. Consult the manufacturer's catalog for recommended cutting parameters and insert grades.

Used in

Common applications for ULTRA-DEX USA
General turning of steel components — ULTRA-DEX USA CNMG 322 UD51 diamond inserts for roughing and finishing on CNC lathes.
Grooving operations in automotive parts — ULTRA-DEX USA NG 3R cutting unit head with MH32 NER3-CFT insert for precision grooves.
Threading of stainless steel fittings — ULTRA-DEX USA NG 4R cutting unit head with MH40 NEL4-CFT insert for consistent thread profiles.
Profiling of cast iron housings — ULTRA-DEX USA TNMG431 UD21 triangle inserts for multi-directional turning passes.
Finishing of non-ferrous alloys — ULTRA-DEX USA CDGW 1.5105 UD52 diamond inserts for low surface roughness on aluminum parts.
Small-diameter boring of hardened steel — ULTRA-DEX USA CCGW32.52-2 diamond inserts for internal turning with tight tolerances.

ULTRA-DEX USA Products

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.

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