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Return To ShopD’Andrea MHD Modular Toolholders are high-precision tooling systems designed for boring, milling, drilling, and tapping operations requiring maximum rigidity and flexibility. The patented cylindrical-conical MHD coupling with expanding pin ensures exceptional concentricity, secure clamping, and reliable torque transmission, making the system suitable for demanding machining environments and modular tool configurations.
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The Modulhard’Andrea MHD system provides complete modular interchangeability through a wide range of arbors, extensions, reductions, and adapters available in multiple sizes. Manufactured from hardened and ground steel with precise balancing, the toolholders deliver vibration resistance, structural stability, and consistent machining accuracy across diverse industrial machining applications requiring adaptable tooling setups.
Engineered for versatility, MHD Toolholders integrate seamlessly with roughing heads, micrometric and digital finishing heads, and specialized accessories to support complex machining processes. The modular architecture simplifies tool assembly while maintaining precision and rigidity, enabling efficient customization of tool length and configuration for both standard and heavy-duty machining operations.
Cylindrical-conical interface with expanding pin for rigidity and concentricity
Compatible arbors, extensions, reductions, and adapters
System offered in several sizes to suit machining requirements
Hardened, ground steel with balancing capability
Suitable for boring, milling, drilling, and tapping operations
| Specification | Details |
|---|---|
| Product Type | Modular toolholders system |
| Connection System | MHD cylindrical-conical patented coupling |
| Available Sizes | 8 system sizes (depending on configuration) |
| Applications | Boring, milling, drilling, tapping |
| Components | Arbors, extensions, reductions, adapters, boring heads |
| Material | Case-hardened, tempered, and ground steel |
| Balancing | Up to approximately 8000 RPM (depending on model) |
| Machine Compatibility | DIN 69871, MAS BT, DIN 2080, HSK, ISO interfaces |
| Integration | Compatible with TRM, TRC, TRE finishing heads and TS roughing heads |
| Manufacturer | D’Andrea S.p.A., Italy |