In the demanding fields of mining and construction, the reliability and efficiency of drilling equipment are essential. The Atlas Copco DHR 6H 68-6 Rotation Unit, identified by part number 4350 2763 06, is recognized for its exceptional performance and durability. Rockser Inc., a leading manufacturer and supplier, produces all spare parts for this rotation unit, ensuring they match the original product’s features and quality. This comprehensive article explores the technical specifications, applications, and benefits of the DHR 6H 68-6 Rotation Unit, highlighting Rockser Inc.’s role in providing extensive global support and maintenance.

Technical Specifications

High Torque Output

The Atlas Copco DHR 6H 68-6 Rotation Unit is engineered to deliver high torque output, ensuring efficient rotation of drill strings in various drilling applications. This high torque capability allows for effective drilling in tough rock formations, enhancing productivity and operational efficiency.

Advanced Hydraulic System

The DHR 6H 68-6 features a state-of-the-art hydraulic system that optimizes energy transfer and efficiency. This system enhances the rotation unit’s performance, providing smooth and reliable operation even in the most demanding conditions.

Robust Construction

Constructed with high-quality materials, the DHR 6H 68-6 Rotation Unit is built to endure harsh environments and extensive use. Its durable construction ensures long-term reliability, reducing the need for frequent maintenance and minimizing downtime.

Precision Engineering

Part number 4350 2763 06 signifies the precise engineering and stringent manufacturing standards of the DHR 6H 68-6 Rotation Unit. Each component is meticulously crafted to ensure perfect integration, contributing to the unit’s overall performance and longevity.


Underground Mining

The Atlas Copco DHR 6H 68-6 Rotation Unit is ideal for underground mining operations. Its high torque output and durable construction make it suitable for various underground drilling tasks, ensuring efficient and reliable performance.

Surface Mining

In open-pit mining, the DHR 6H 68-6 Rotation Unit excels in drilling blast holes and other surface drilling applications. Its robust design and advanced hydraulic system ensure consistent performance even in the most challenging surface mining conditions.

Construction Projects

For large-scale construction projects such as tunnel excavation, foundation drilling, and infrastructure development, the DHR 6H 68-6 Rotation Unit provides the necessary power and precision to complete tasks efficiently and effectively.

Geotechnical Drilling

In geotechnical drilling applications, the DHR 6H 68-6 Rotation Unit is used to obtain soil and rock samples. Its precision engineering and high torque output make it a reliable choice for geotechnical investigations.

Rockser Inc.: Your Global Partner for DHR 6H 68-6 Spare Parts

Comprehensive Spare Parts Production

Rockser Inc. specializes in producing all spare parts for the Atlas Copco DHR 6H 68-6 Rotation Unit. Each spare part is manufactured to meet the exact specifications and quality standards of the original product, ensuring seamless integration and performance.

Worldwide Distribution

Rockser Inc. distributes DHR 6H 68-6 Rotation Unit spare parts globally, ensuring that customers can access the parts they need, regardless of their location. This extensive distribution network guarantees timely delivery and support for international clients.

Commitment to Quality

Every spare part produced by Rockser Inc. undergoes rigorous quality control processes to ensure durability and reliability. This commitment to quality ensures that the DHR 6H 68-6 Rotation Unit continues to perform optimally, even after part replacements.

Expert Maintenance and Support

In addition to producing and distributing spare parts, Rockser Inc. offers expert maintenance and repair services for the DHR 6H 68-6 Rotation Unit. Their team of skilled technicians is available to assist with any issues, ensuring minimal downtime and maximum productivity.


Increased Productivity

With its high torque output and advanced hydraulic system, the DHR 6H 68-6 Rotation Unit significantly boosts productivity. Rockser Inc.’s high-quality spare parts and maintenance services ensure that the unit operates at peak performance.

Cost Efficiency

The hydraulic efficiency and durable design of the DHR 6H 68-6 Rotation Unit, combined with Rockser Inc.’s competitively priced spare parts, reduce maintenance costs and operational downtime. This makes it a cost-effective solution for various drilling applications.


Known for its consistent performance, the DHR 6H 68-6 Rotation Unit is a reliable choice for challenging drilling environments. Rockser Inc.’s reliable spare parts and support services further enhance the unit’s dependability.

Ease of Maintenance

The design of the DHR 6H 68-6 Rotation Unit allows for easy access to components, simplifying maintenance tasks and reducing service time. Rockser Inc.’s comprehensive spare parts inventory ensures that any required parts are readily available.


The Atlas Copco DHR 6H 68-6 Rotation Unit, featuring part number 4350 2763 06, is an exceptional choice for professionals in the mining and construction industries. Its advanced technology, robust design, and outstanding performance make it an invaluable asset for any drilling operation. Rockser Inc. enhances the value of this rotation unit by providing high-quality spare parts and global distribution, ensuring that your equipment remains operational and efficient.

Invest in the Atlas Copco DHR 6H 68-6 Rotation Unit and partner with Rockser Inc. for unparalleled performance and support in your drilling operations. For more information and to purchase spare parts, visit Rockser Inc.’s website or contact their sales team today.

Rockser Inc.: Your Trusted Partner for Atlas Copco DHR 6H 68-6 Rotation Unit Parts (Part Number: 4350 2763 06)

Conquer your toughest surface drilling challenges with the Atlas Copco DHR 6H 68-6 Rotation Unit and premium replacement parts from Rockser Inc.! This robust hydraulic unit delivers exceptional power and performance for tackling large-diameter and deep-hole drilling applications. This comprehensive guide dives into the DHR 6H 68-6 Rotation Unit, the importance of using high-quality spare parts, and why Rockser Inc. is the ideal supplier to keep your demanding drilling projects running smoothly.

The Atlas Copco DHR 6H 68-6 Rotation Unit: Powerhouse for Deep and Large-Diameter Surface Drilling

The DHR 6H 68-6 Rotation Unit is a powerful and hydraulically driven rotary unit engineered to excel in heavy-duty surface DTH drilling tasks involving large diameters and significant depths:

  • Quarrying: Efficient blast hole drilling for large-scale quarrying operations, especially in deep and hard rock formations.
  • Construction: Foundation drilling for exceptionally deep or wide structures, anchor hole drilling for very deep installations in infrastructure projects, and large-diameter hole drilling for tasks like geothermal well construction.
  • Surface Mining: Production drilling and pre-splitting applications in large-scale mining operations, particularly those requiring deep blast patterns or large-diameter holes for ore extraction.

DHR 6H 68-6 Rotation Unit Key Features:

  • Fixed Adapter: This unit features a fixed adapter design, offering a strong and stable connection between the rotation unit and the DTH hammer, crucial for handling the significant torque required for deep and large-diameter holes.
  • High Torque and Speed: The DHR 6H 68-6 delivers impressive torque (5100 Nm) and speed (68 rpm) for efficient drilling through tough materials, even when working with large diameters and significant depths.
  • Hydraulic Power: This hydraulically driven unit provides consistent power and allows for easier integration into various drilling rigs designed for heavy-duty applications.
  • API 3 ½” Reg Box Connection: The fixed adapter features an industry-standard API 3 ½” Reg Box connection for compatibility with a wide range of DTH hammers specifically designed for deep and large-diameter drilling.

Why Use High-Quality Spare Parts for Your DHR 6H 68-6 Rotation Unit?

Maintaining peak performance and maximizing the lifespan of your DHR 6H 68-6 Rotation Unit relies on using top-tier spare parts. Here’s why opting for lesser quality parts can be detrimental:

  • Reduced Drilling Efficiency and Productivity: Subpar parts can lead to decreased torque and speed, hindering your ability to drill deep and large-diameter holes efficiently, impacting project timelines and budgets.
  • Increased Downtime and Maintenance Costs: Frequent repairs due to failing parts can significantly disrupt your large-scale projects and drive up maintenance costs.
  • Potential Damage to the Rotation Unit: Using incompatible or poorly manufactured parts can cause harm to the unit’s internal components, leading to expensive repairs or even machine failure, causing significant delays and impacting project budgets.
  • Compromised Safety Standards: Worn-out or defective parts can create safety hazards for operators working on large-scale drilling projects with powerful machinery, especially when dealing with deep holes.

Rockser Inc.: Providing Original Equipment Equivalent (OE Equivalent) Parts

At Rockser Inc., quality is our top priority. That’s why all our DHR 6H 68-6 Rotation Unit spare parts are manufactured to be OE equivalent. This signifies that they are:

  • Engineered with the exact specifications and tolerances as the original Atlas Copco parts, ensuring seamless compatibility and optimal performance with your DHR 6H 68-6 Rotation Unit.
  • Constructed from premium materials known for exceptional durability and extended service life, keeping your rotation unit operating flawlessly under demanding drilling conditions, even when handling the increased stress of deep and large-diameter holes.
  • Rigorously tested to guarantee functionality and reliability, so you can focus on achieving your drilling goals in large-scale projects with confidence.

Rockser Inc.: Your Complete Solution for DHR 6H 68-6 Rotation Unit Spare Parts

We offer a comprehensive selection of OE equivalent spare parts for your DHR 6H 68-6 Rotation Unit, including (but not limited to):

  • Hydraulic Motors (designed for high torque output suitable for deep drilling)
  • Gears
  • Seals
  • Bearings
  • Shafts
  • API 3 ½” Reg Box Adapters
  • Filters
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