The Atlas Copco DHR 6HU 68-3 Rotation Unit, identified by part number 4350 2763 13, stands out in the drilling industry for its robust performance and exceptional reliability. Rockser Inc., a leading manufacturer of high-quality spare parts, ensures that every component they produce for this rotation unit matches or exceeds the original specifications. With a global distribution network, Rockser Inc. supplies these critical parts to customers worldwide, ensuring the uninterrupted operation of drilling equipment.

Overview of the Atlas Copco DHR 6HU 68-3 Rotation Unit

The DHR 6HU 68-3 Rotation Unit is an integral part of Atlas Copco’s extensive lineup of drilling solutions. Engineered to deliver high torque and efficient rotation speeds, this unit is essential for a variety of heavy-duty drilling applications. It effectively converts hydraulic energy into mechanical rotation, playing a crucial role in maintaining the productivity and precision of drilling operations.

Key Features:

  1. High Performance: Designed for optimal torque and rotation speed, ensuring efficient and effective drilling operations.
  2. Durability: Constructed with high-quality materials to withstand demanding conditions and prolonged usage.
  3. Precision Engineering: Ensures accurate and reliable performance, which is vital for maintaining drilling precision.
  4. Ease of Maintenance: Features a design that facilitates straightforward maintenance, reducing downtime and operational costs.

Rockser Inc. – Your Trusted Supplier for Atlas Copco DHR 6HU 68-3 Spare Parts

Rockser Inc. is a reputable supplier of high-quality spare parts for Atlas Copco equipment, including the DHR 6HU 68-3 Rotation Unit. The company’s dedication to quality and customer satisfaction is reflected in its comprehensive range of products, designed to provide seamless compatibility and superior performance.

Why Choose Rockser Inc.?

  1. Quality Assurance: All spare parts from Rockser Inc. undergo stringent quality control measures to ensure they meet or exceed the original specifications of Atlas Copco parts.
  2. Global Distribution: With an extensive distribution network, Rockser Inc. supplies parts to customers worldwide, ensuring quick delivery and support.
  3. Industry Expertise: Combining years of industry experience with technical expertise, Rockser Inc. produces reliable and efficient spare parts.
  4. Customer Support: Rockser Inc. offers exceptional customer service, providing assistance and guidance to help clients select the right parts and maintain their equipment effectively.

Detailed Specifications of the Atlas Copco DHR 6HU 68-3 Rotation Unit

The Atlas Copco DHR 6HU 68-3 Rotation Unit is meticulously designed to meet the rigorous demands of industrial drilling applications. Here are some detailed specifications highlighting its capabilities:

  • Torque Output: Engineered to provide high torque, suitable for heavy-duty drilling tasks.
  • Rotation Speed: Designed for variable speed control, allowing adaptation to different drilling requirements.
  • Material Construction: Constructed with premium materials to ensure durability and long service life.
  • Compatibility: Designed for seamless integration with various Atlas Copco drilling rigs and equipment.
  • Maintenance: Features a user-friendly design that facilitates quick and efficient maintenance and part replacements.

Rockser Inc.’s Commitment to Quality and Innovation

Rockser Inc. is committed to maintaining the highest standards of quality and innovation in the production of spare parts for the Atlas Copco DHR 6HU 68-3 Rotation Unit. The company employs advanced manufacturing techniques and rigorous testing protocols to ensure every part meets the demanding requirements of industrial drilling operations.

Innovative Manufacturing Processes:

  • Precision Machining: Utilizes state-of-the-art CNC machining to achieve exacting tolerances and superior part quality.
  • Quality Control: Implements comprehensive quality control measures, including material testing and performance validation.
  • Sustainable Practices: Adopts environmentally friendly manufacturing practices to minimize environmental impact and promote sustainability.

Global Distribution and Customer Support

Rockser Inc. prides itself on its ability to deliver high-quality spare parts to customers worldwide. The company’s global distribution network ensures that parts are readily available, reducing downtime and maintaining operational efficiency for drilling operations across various industries.

Comprehensive Customer Support:

  • Technical Assistance: Provides expert technical support to help customers troubleshoot issues and optimize equipment performance.
  • After-Sales Service: Offers reliable after-sales service, including part replacement and maintenance guidance.
  • Training and Resources: Provides training resources to help customers understand the proper use and maintenance of their drilling equipment.


The Atlas Copco DHR 6HU 68-3 Rotation Unit (Part Number 4350 2763 13) is a vital component for efficient and reliable drilling operations. Rockser Inc. stands out as a trusted provider of high-quality spare parts for this unit, offering products that match or exceed the original specifications. With a commitment to quality, global distribution capabilities, and exceptional customer support, Rockser Inc. ensures that drilling operations around the world can maintain peak performance with minimal downtime.

For more information on Rockser Inc.’s range of spare parts for the Atlas Copco DHR 6HU 68-3 Rotation Unit, or to place an order, please visit their website or contact their customer service team.

Power Up Your Deep-Hole Drilling with the Atlas Copco DHR 6HU 68-3 Rotation Unit (Part # 4350 2763 13) and Rockser’s Superior Replacement Parts

Dominate demanding deep-hole drilling projects with the robust Atlas Copco DHR 6HU 68-3 Rotation Unit. This industry-leading hydraulic powerhouse is built for heavy-duty performance, and Rockser Inc. is your one-stop shop for keeping it running smoothly.

Unmatched Performance for Deep and Large Diameter Holes

The DHR 6HU 68-3 excels in various deep-hole and large-diameter surface Down-The-Hole (DTH) drilling applications, including:

  • Quarrying: Deep blast hole drilling for large-scale operations in hard rock formations.
  • Construction: Foundation drilling for super deep structures, anchor hole drilling for extremely deep installations, and large-diameter holes for geothermal well construction.
  • Surface Mining: Production drilling and pre-splitting in large-scale mining, particularly for deep blast patterns or extra-large diameter holes.

Key Features of the DHR 6HU 68-3 Rotation Unit:

  • Fixed Adapter: Delivers a strong and stable connection between the rotation unit and the DTH hammer, ideal for transmitting the high torque required for deep and large-diameter holes (unlike floating adapter variations).
  • Exceptional Torque and Speed:
    • Delivers a maximum torque of 5100 Nm (3761 lbf-ft) to power through tough materials.
    • Maintains a rotation speed of 68 rpm for efficient drilling progress.
  • Hydraulic Motor Power:
    • Utilizes a powerful hydraulic motor for reliable and efficient operation.
    • Requires a maximum hydraulic flow of 150 l/min (5.3 cfm) and a maximum pressure of 175 bar (2538 psi).
  • Durable Construction:
    • Built to withstand the demanding conditions of deep-hole drilling applications.
    • Weighs approximately 245 kg (540 lb) for a stable drilling platform.

Rockser Inc.: Your Trusted Partner for DHR 6HU 68-3 Replacement Parts

Maximize uptime and optimize performance with Rockser Inc.’s premium replacement parts for the Atlas Copco DHR 6HU 68-3 Rotation Unit. We offer a complete line of parts manufactured to the same high standards as the original components, ensuring:

  • Perfect Compatibility: Seamless integration with your existing DHR 6HU 68-3 unit.
  • Uncompromising Quality:
    • Parts are crafted from durable materials to withstand wear and tear.
    • Stringent quality control ensures consistent performance and reliability.
  • Reduced Downtime: Keep your drilling operations running smoothly with readily available replacement parts.
  • Global Reach: Rockser Inc. delivers replacement parts worldwide, minimizing downtime wherever your projects take you.

Don’t settle for imitations. Rockser Inc. is your trusted supplier for top-quality replacement parts for the Atlas Copco DHR 6HU 68-3 Rotation Unit. Contact us today to discuss your specific requirements and ensure your deep-hole drilling projects reach new depths of success.

Additional Resources:

  • For more information on the Atlas Copco DHR series rotation units, you can visit the Atlas Copco website (search for “Atlas Copco DHR rotation units”).
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