DUAL CONTACT CAT TAPER HYDRAULIC HOLDERS | HYDRAULIC HOLDERS
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Accuracy
Dual Contact CAT Taper Hydraulic Holders are engineered to deliver exceptional accuracy and stability for high-performance CNC machining applications. The dual contact design provides simultaneous spindle face and taper contact, increasing rigidity while maintaining excellent concentricity and minimal runout. This ensures consistent machining performance even during high-speed operations.
The advanced hydraulic clamping system distributes gripping force evenly around the cutting tool shank, providing secure tool holding without deformation. This reduces vibration and chatter, improves tool stability, and enhances dimensional accuracy across a wide range of machining operations.
Dimensions

Features
- Balanced to 25000 RPM at G2.5
- Accuracy: 3 Micron or 0.0001" TIR or better
- AT3 Class Taper Accuracy
- Use Reduction Sleeve to hold variety of shank diameters
- Surface Roughness: Ra 0.005mm
- High precision pilot holes
- Crafted from case hardened alloy steel
- Best suitable for Drilling, Reaming & Milling operations
- Excellent vibration damping properties imrpoves surface finish and tool life
Frequently Asked Questions
1. What are Dual Contact CAT Taper Hydraulic Holders used for?
Dual Contact CAT Taper Hydraulic Holders are designed for high-precision CNC machining operations such as drilling, reaming, finish milling, and boring. Their hydraulic clamping technology ensures excellent tool holding accuracy, superior rigidity, and consistent machining performance.
2. What are the benefits of Dual Contact CAT Hydraulic Holders?
Dual Contact CAT Hydraulic Holders offer exceptional runout accuracy, superior vibration damping, strong hydraulic clamping force, and extended cutting tool life. They also help achieve better surface finishes during high-speed CNC machining.
3. Why choose Dual Contact CAT Hydraulic Holders over standard tool holders?
The dual contact design provides simultaneous contact with the spindle face and taper, increasing rigidity and machining stability. This reduces vibration, improves machining accuracy, and delivers consistent performance in demanding CNC applications.
4. Which industries commonly use Dual Contact CAT Hydraulic Holders?
Dual Contact CAT Hydraulic Holders are widely used in aerospace, automotive, medical, mold & die, precision engineering, and general manufacturing industries where superior machining accuracy and stability are required.
5. Are Dual Contact CAT Taper Hydraulic Holders suitable for high-speed machining?
Yes. Dual Contact CAT Taper Hydraulic Holders are precision balanced for high-speed CNC machining. Their hydraulic clamping system minimizes vibration and runout, ensuring smooth operation, improved surface finish, and longer cutting tool life.
6. Where can I buy Dual Contact CAT Taper Hydraulic Holders in the USA?
PAC Precision Tools is a trusted Dual Contact CAT Taper Hydraulic Holder supplier in the USA. For more information, call +1 262-282-2456 or email sales@pactoolsusa.com.
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