Valenite BT40-E100-400 End Mill Holder

Description:

The VALENITE BT40-E100-400 4-A-4 End Mill Holder is used in CNC machining systems to securely hold end mills and rotary cutting tools for precision milling and metalworking operations. Commonly installed in CNC machining centers, vertical mills, and automated manufacturing equipment utilizing CAT 40 spindle interfaces. Maintenance teams, machinists, and manufacturing integrators use this tool holder for tooling replacement, machine setup, production changeovers, and replacement of worn tool holding assemblies.

Applications:

The VALENITE BT40-E100-400 End Mill Holder is commonly used in face milling, end milling, slotting, profiling, and general machining operations in aerospace, automotive, mold and die, and industrial manufacturing environments. Its CAT 40 interface provides rigid tool retention and accurate tool positioning for applications requiring repeatable machining performance, dimensional accuracy, and reliable cutting tool support.

Technical Specifications:

• Manufacturer: VALENITE
• Part Number: BT40-E100-400
• Alternate Part Number: 4-A-4
• Product Type: End Mill Holder
• Interface Type: BT40 / CAT 40
• Function: End Mill and Rotary Tool Retention
• Tool Holder Style: End Mill Holder
• Application: CNC Milling Operations
• Compatible Equipment: CNC Machining Centers and Milling Machines
• Spindle Interface: BT40 / CAT 40 Taper
• Tool Retention Method: End Mill Clamping System
• Machining Processes: Milling, Slotting, Profiling, and Drilling
• Construction: Precision-Machined Tool Steel Assembly
• High-Rigidity Tool holding Design
• Designed for High-Accuracy Machining Applications
• Suitable for Production and Toolroom Operations
• Industrial Grade Construction

Common Replacements:

• Kennametal BT40 End Mill Holder
• Sandvik Coromant CAT 40 End Mill Holder
• Seco BT40 Precision End Mill Holder Assembly