Large Clamp Type Replaceable Tool Bit Series
DDUNR
Product Introduction
- The DDUNR series large clamp replaceable tool bit external turning tool holder is a high-performance CNC cutting tool engineered to handle extreme external turning operations on medium and large-sized CNC lathes. It adopts an enhanced large clamp modular design, which allows for rapid insert replacement and secure locking without the need for time-consuming tool setting, thereby significantly reducing non-productive time and enhancing workshop productivity.
- Constructed from ultra-high strength alloy steel and finished with advanced precision heat treatment, the tool holder exhibits exceptional load-bearing capacity, superior wear resistance, and exceptional structural robustness. The DDUNR model is fitted with a heavy-duty large clamping assembly that ensures chatter-free cutting and exceptional dimensional consistency even under the most demanding high-feed and heavy-load machining conditions. It is fully compatible with a wide range of industry-standard turning inserts, providing users with extensive versatility in tool configuration to meet stringent processing requirements.
- Widely adopted in automotive manufacturing, heavy equipment production, energy component processing, and hardware engineering sectors, the DDUNR large clamp replaceable tool bit series provides a reliable, cost-effective solution for external turning applications, making it the top choice for high-volume production lines and heavy industrial machining hubs.
Product Features
- Enhanced large clamp modular system: Delivers rapid, tool-free insert changes and secure locking
- Ultra-high strength alloy steel construction: Guarantees superior rigidity, impact resistance, and long service life
- Heavy-duty clamping assembly: Ensures chatter-free cutting and ultra-high positioning stability
- Full compatibility with mainstream industry-standard turning inserts for maximum configurability
- Engineered for extreme high-feed and heavy-load machining with consistent, precise performance
- Reinforced structural design for optimal stability during heavy external turning operations
Application Scenarios
- Extreme external turning of large shaft and disc components on CNC lathes
- High-volume manufacturing of automotive parts, construction machinery, and energy hardware
- Precision machining of large mold inserts, heavy equipment components, and structural parts
- High-feed, heavy-load external turning of steel, stainless steel, and alloy steel workpieces


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