In the demanding industries of mining and construction, the reliability and efficiency of drilling equipment are paramount. The Atlas Copco COP RR11 Drifter, identified by part number 8311 1200 56, is renowned for its outstanding drilling performance and durability. Rockser Inc., a premier manufacturer and supplier, produces all spare parts for this drifter, ensuring they replicate the original product’s features and quality. This detailed article delves into the technical specifications, applications, and benefits of the COP RR11 Drifter, highlighting Rockser Inc.’s role in providing comprehensive global support and maintenance.

Technical Specifications

Superior Impact Power

The Atlas Copco COP RR11 Drifter is designed to deliver exceptional impact energy, allowing it to efficiently penetrate hard rock formations. This superior impact power ensures effective and rapid drilling operations, enhancing productivity in challenging environments.

Advanced Hydraulic System

The COP RR11 Drifter features a cutting-edge hydraulic system that optimizes energy transfer, increasing drilling speed and reducing operational costs. This advanced system makes it an economical choice for a variety of heavy-duty drilling tasks.

Robust Construction

Built with high-quality materials, the COP RR11 Drifter is engineered to withstand harsh conditions and extensive use. Its robust construction ensures long-term reliability, minimizing the need for frequent maintenance and repairs.

Precision Engineering

Part number 8311 1200 56 reflects the precise engineering and stringent manufacturing standards of the COP RR11 Drifter. Each component is meticulously crafted to ensure perfect integration, contributing to the drifter’s overall performance and efficiency.


Underground Mining

The Atlas Copco COP RR11 Drifter is ideal for underground mining operations, including narrow vein mining. Its powerful impact energy and precision engineering make it suitable for the most challenging underground drilling tasks.

Surface Mining

In open-pit mining, the COP RR11 Drifter excels in drilling blast holes and other surface drilling applications. Its robust design and high efficiency ensure reliable performance even in the toughest surface mining conditions.

Construction Projects

For large-scale construction projects such as tunnel excavation, foundation drilling, and infrastructure development, the COP RR11 Drifter provides the necessary power and precision to complete tasks efficiently and effectively.


In quarry operations, the COP RR11 is extensively used for rock breaking and material extraction. Its high impact power and durability make it an invaluable asset in the quarrying industry.

Rockser Inc.: Your Global Partner for COP RR11 Spare Parts

Comprehensive Spare Parts Production

Rockser Inc. specializes in producing all spare parts for the Atlas Copco COP RR11 Drifter. 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 COP RR11 Drifter 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 COP RR11 Drifter 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 COP RR11 Drifter. Their team of skilled technicians is available to assist with any issues, ensuring minimal downtime and maximum productivity.


Increased Productivity

With its high drilling speed and powerful impact, the COP RR11 Drifter significantly boosts productivity. Rockser Inc.’s high-quality spare parts and maintenance services ensure that the drifter operates at peak performance.

Cost Efficiency

The hydraulic efficiency and durable design of the COP RR11 Drifter, 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 COP RR11 Drifter is a reliable choice for challenging drilling environments. Rockser Inc.’s reliable spare parts and support services further enhance the drifter’s dependability.

Ease of Maintenance

The design of the COP RR11 Drifter 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 COP RR11 Drifter, featuring part number 8311 1200 56, 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 drifter by providing high-quality spare parts and global distribution, ensuring that your equipment remains operational and efficient.

Invest in the Atlas Copco COP RR11 Drifter 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 COP RR11 Drifter Spare Parts (Part Number: 8311 1200 56)

At Rockser Inc., we understand the critical role your Atlas Copco COP RR11 Drifter plays in your operations. This versatile rig tackles a wide range of drilling applications with exceptional efficiency. This comprehensive guide dives into the COP RR11 Drifter, the importance of using premium spare parts, and why Rockser Inc. is the perfect partner to keep your drilling projects running smoothly.

The Atlas Copco COP RR11 Drifter: A Multi-Talented Performer for Diverse Drilling Needs

The COP RR11 Drifter is a robust and reliable pneumatic drifter engineered for exceptional performance in various applications:

  • Underground Mining: Production drilling, development work, and long-hole drilling.
  • Construction: Foundation drilling, anchor hole drilling, micropile drilling, and shotcreting.
  • Soil Investigation: Geotechnical drilling and core sampling.
  • Quarrying: Production drilling and limestone extraction.

Why Use High-Quality Spare Parts for Your COP RR11 Drifter?

Maintaining peak performance and maximizing the lifespan of your COP RR11 Drifter relies on using top-tier spare parts. Here’s why opting for lesser quality parts can be detrimental:

  • Reduced Versatility and Productivity: Subpar parts can limit the drifter’s ability to handle various drilling tasks, impacting your overall project efficiency.
  • Increased Downtime and Maintenance Costs: Frequent repairs due to failing parts can significantly disrupt your operations and drive up maintenance costs.
  • Potential Damage to the Drifter: Using incompatible or poorly manufactured parts can cause harm to the drifter’s internal components, leading to expensive repairs or even machine failure.
  • Compromised Safety Standards: Worn-out or defective parts can create safety hazards for operators.

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

At Rockser Inc., quality is paramount. That’s why all our COP RR11 Drifter 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 COP RR11 Drifter.
  • Constructed from premium materials known for exceptional durability and extended service life, keeping your versatile drifter operating flawlessly across various drilling applications.
  • Rigorously tested to guarantee functionality and reliability, so you can focus on accomplishing your diverse drilling goals.

Rockser Inc.: Your Complete Solution for COP RR11 Drifter Spare Parts

We offer a comprehensive selection of OE equivalent spare parts for your COP RR11 Drifter, including (but not limited to):

  • Drill Rods (Part number may vary)
  • DTH Hammers (available for different hole diameters)
  • Drill Bits (chisel bits, various button bit designs)
  • Shanks
  • Couplings
  • Air Distribution Components
  • Lubrication Systems
  • Filters
  • And More!

Global Reach and Competitive Prices

Rockser Inc. understands the importance of keeping your operations running smoothly, regardless of your location. That’s why we ship our OE equivalent spare parts worldwide. Additionally, we offer competitive pricing on all COP RR11 Drifter parts, helping you manage maintenance costs effectively.

Unmatched Customer Service

Our knowledgeable team at Rockser Inc. is dedicated to providing exceptional customer service. We are here to:

  • Answer your inquiries regarding COP RR11 Drifter spare parts.
  • Assist you in identifying the correct parts for your specific drilling application.
  • Offer technical support and guidance whenever needed.

Finding the Right Parts for Your COP RR11 Drifter

The part number (8311 1200 56) serves as a starting point for identifying the correct spare parts for your COP RR11 Drifter. For additional accuracy when browsing our inventory or contacting customer service, it’s helpful to provide your machine’s model and serial number as well.

Invest in Quality with Rockser Inc.

By choosing Rockser Inc. as your supplier for Atlas Copco COP RR11 Drifter spare parts, you’re investing in:

  • Maintaining peak drilling performance and versatility
  • Minimizing downtime and repair costs
  • Extending the lifespan of your valuable drilling equipment
  • Ensuring operator safety through reliable machine operation

Contact Rockser Inc. Today!

**Maximize the potential of your COP RR11 Drifter and keep your diverse drilling projects on track. Choose Rockser Inc. for premium OE equivalent spare parts, global reach, competitive prices, and

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