Top Drive Service Loops (Cables) are essential components in drilling operations, designed to ensure the safe and efficient transmission of power, signals, and hydraulic fluids between the stationary drilling rig and the rotating top drive system. These service loops provide the flexibility and durability needed to handle the dynamic movements and harsh conditions of drilling environments.
The Main Shaft with Landing Collar for Top Drive Systems (TDS10) is a crucial component in drilling operations, designed to provide stability and support during the rotation and lowering of drill pipes. This highly durable and precision-engineered shaft ensures reliable performance in extreme drilling conditions, offering both mechanical strength and operational efficiency.

Our company is a leading supplier of top drive components, specializing in high-performance shafts and related parts for the oil and gas drilling industry. With a commitment to quality and innovation, we provide durable and reliable products that meet international standards. Our team works closely with clients to develop customized solutions that enhance the efficiency and safety of drilling operations. Certified with ISO-9001, our products are trusted by companies worldwide.
We offer customization services for the Main Shaft with Landing Collar, including variations in length, diameter, and material composition to meet specific operational requirements.

The Main Shaft serves as the central axis for top drive systems, responsible for transmitting the torque necessary to rotate the drill string. It is constructed from high-strength materials to withstand the immense forces encountered during drilling. The addition of the Landing Collar further enhances the functionality by providing an anchoring point for securing and stabilizing the drill string. This ensures proper alignment and reduces wear during operation, increasing the overall service life of the system.
The Main Shaft with Landing Collar is specifically designed for Top Drive Systems (TDS10) and similar models. Its robust construction allows it to endure the high mechanical loads and stresses commonly experienced in both onshore and offshore drilling environments. This component is vital for maintaining the efficiency and safety of the drilling operation by enabling controlled movements and secure connections within the drilling system.

| Specification | Value |
|---|---|
| Part Name | Main Shaft with Landing Collar |
| Model | TDS10 |
| Material | High-Strength Alloy Steel |
| Processing Type | Precision Forged |
| Use | Top Drive Drilling System |
| Torque Capacity | Up to 30,000 Nm |
| Max Load Capacity | 200 tons |
| Length (mm) | Customizable |
| Outer Diameter (mm) | Varies |
| Place of Origin | China |
| Weight (KG) | Varies |
| Warranty | 1 Year |



Proud Petroleum Equipment Co., Ltd. (Proud Petro), established in 2015 in Shengli Oilfield, operates from Dongying City, China’s largest petroleum equipment manufacturing hub. As a certified SINOPEC supplier and member of CCOIC, CCPIT, and CCCME, we have steadily expanded, adding two manufacturing bases in Jiangsu Province to meet growing industry demands. Proud Petro specializes in producing API-certified products such as API 6A valves, Christmas trees, API 16A blowout preventers, and API 5DP drill pipes. Covering over 40,000 square meters and equipped with 90 advanced machines, our facilities prioritize precision and durability, adhering to ISO, API, and GOST standards. This foundation ensures we deliver reliable, high-quality products to a global market.
Driven by the core values of “quality first, innovation, and a people-oriented service approach,” Proud Petro emphasizes excellence across every facet of operations. With a team comprising technical experts, production workers, quality inspectors, sales professionals, and customer service staff, we ensure seamless service and innovation. In 2019, our expansion into the U.S. strengthened ties with global oil companies, enhancing our ability to meet North American market demands. As we aim to become a world-class supplier, Proud Petro remains committed to innovation, sustainability, and excellence in the evolving oil and gas industry.