ULTRA-DEX USA Indexable Boring Bar: E12Q MCLNR3 (MPN 920-000-303)
SKU 3G-OTH-221306
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Frequently Asked Questions
What is the ULTRA-DEX USA E12Q MCLNR3 indexable boring bar used for?
The ULTRA-DEX USA E12Q MCLNR3 indexable boring bar is used for internal turning and boring operations in metalworking. It is designed for precision machining of holes, commonly applied in automotive, aerospace, and general manufacturing industries where tight tolerances and surface finish are required.
What are the specifications of the ULTRA-DEX USA E12Q MCLNR3 boring bar?
The ULTRA-DEX USA E12Q MCLNR3 indexable boring bar has the model designation E12Q MCLNR3 and manufacturer part number 920-000-303. It is an indexable tool for boring operations, designed to accept standard carbide inserts. For detailed dimensions and insert compatibility, consult the manufacturer's technical data.
Where to buy the ULTRA-DEX USA E12Q MCLNR3 boring bar worldwide?
You can source the ULTRA-DEX USA E12Q MCLNR3 indexable boring bar worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this item.
How to select the correct insert for the ULTRA-DEX USA E12Q MCLNR3 boring bar?
To select the correct insert for the ULTRA-DEX USA E12Q MCLNR3 boring bar, refer to the tool's designation: MCLNR indicates a 95° lead angle and accepts CNMG-style inserts. Match the insert size to the tool's pocket dimensions and choose grade and coating based on your workpiece material and cutting conditions.
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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.














