ULTRA-DEX USA Indexable Turning and Profiling Tool Holder: DDJNR 20-4D (MPN 974-000-012)
SKU 3G-OTH-253809
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Frequently Asked Questions
What is the ULTRA-DEX USA DDJNR 20-4D indexable turning tool holder used for?
The ULTRA-DEX USA DDJNR 20-4D is an indexable turning and profiling tool holder designed for external turning, facing, and profiling operations on lathes. It uses replaceable carbide inserts, making it suitable for general machining, automotive, and aerospace applications where precision and repeatability are required.
What are the specifications of the ULTRA-DEX USA DDJNR 20-4D tool holder?
The ULTRA-DEX USA DDJNR 20-4D indexable turning and profiling tool holder has the model number DDJNR 20-4D and manufacturer part number 974-000-012. It accepts 4-sided inserts and is built for rigid, accurate cutting in steel, stainless, and cast iron. For detailed dimensions, consult the manufacturer's catalog.
Where to buy the ULTRA-DEX USA DDJNR 20-4D tool holder worldwide?
3G Electric supplies the ULTRA-DEX USA DDJNR 20-4D tool holder worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this indexable turning tool holder.
How to select the correct insert for the ULTRA-DEX USA DDJNR 20-4D?
For the ULTRA-DEX USA DDJNR 20-4D, select a 4-sided negative rake insert with a 55° diamond shape, such as DNMG or DNGP styles. Match the insert grade to your workpiece material (e.g., coated carbide for steel, uncoated for aluminum). Always verify insert size and clamping compatibility with the holder.
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3G Electric supplies ULTRA-DEX USA indexable turning & profiling toolholders. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.





