ULTRA-DEX USA Indexable Boring Bar: A24U MCLNR4 (MPN 957-000-190)
SKU 3G-OTH-219826
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Frequently Asked Questions
What is the ULTRA-DEX USA A24U MCLNR4 indexable boring bar used for?
The ULTRA-DEX USA A24U MCLNR4 indexable boring bar is used for internal turning and boring operations in metalworking. It is designed for precision machining of holes in materials such as steel, stainless steel, and cast iron, commonly found in automotive, aerospace, and general manufacturing applications.
What are the specifications of the ULTRA-DEX USA A24U MCLNR4 boring bar?
The ULTRA-DEX USA A24U MCLNR4 indexable boring bar has the model designation A24U MCLNR4 and manufacturer part number 957-000-190. It is an indexable boring bar from ULTRA-DEX USA, designed for use with carbide inserts for efficient material removal in internal machining operations.
Where to buy the ULTRA-DEX USA A24U MCLNR4 boring bar worldwide?
You can source the ULTRA-DEX USA A24U MCLNR4 boring bar 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 A24U MCLNR4 boring bar?
To select the correct insert for the ULTRA-DEX USA A24U MCLNR4 boring bar, refer to the tool's designation: MCLNR indicates it uses CNMG-style inserts with a 80° diamond shape. Match the insert grade to your workpiece material (e.g., carbide for steel) and choose the appropriate nose radius for your finish requirements.
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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.















