Valenite 439-400 Mill Holder

Description:

The VALENITE 439-400 Mill Holder is used in industrial machining systems to securely mount milling cutters and cutting tools within machine spindles for precision metalworking operations. Commonly installed in CNC machining centers, milling machines, and production manufacturing equipment used in automotive, aerospace, and general machining applications. Maintenance teams, machinists, and manufacturing integrators use this mill holder for tooling replacement, machine setup, production changeovers, and replacement of worn tool holding assemblies.

Applications:

The VALENITE 439-400 Mill Holder is commonly used in face milling, end milling, roughing, and finishing operations where secure tool retention and machining accuracy are critical. Typical applications include automotive component manufacturing, aerospace machining, mold and die production, heavy equipment fabrication, and general CNC machining environments requiring reliable tool holding performance and repeatable machining results.

Technical Specifications:

• Manufacturer: VALENITE
• Part Number: 439-400
• Product Type: Mill Holder
• Function: Milling Tool Retention and Support
• Application: CNC and Manual Milling Operations
• Tool Type: Milling Cutter Holder
• Mounting Style: Machine Spindle Interface
• Compatible Equipment: CNC Machining Centers and Milling Machines
• Machining Process: Face Milling, End Milling, and General Metalworking
• Tool Retention: Precision Mechanical Clamping System
• Construction: Precision-Machined Tool Steel Assembly
• Designed for High-Accuracy Machining Applications
• Supports Production and Toolroom Operations
• Suitable for Heavy-Duty Milling Processes
• Industrial Grade Construction
• Engineered for Continuous Manufacturing Service

Common Replacements:

• Kennametal Mill Holder Assembly
• Sandvik Coromant Milling Arbor Holder
• Seco Precision Mill Holder Assembly