
Bq Nq Hq Pq Diamond Reaming Shell. Advanced Sintering Technology: Ensures good stability and long working life for drilling operations. ISO 9001 Certified Quality: Strict quality control system ensures every product is qualified. Customized Production Available: Non-standard sizes and shapes can be made based on drawings or samples. High-Quality Raw Materials: Sourced from leading steel factories like BAO STEEL and TANG STEEL. Fast Delivery Time: Normal production takes 7 days with standard products available in stock. Professional Expertise: Expert team with over 20 years of experience in diamond drilling tools. Comprehensive After-Sale Service: Timely communication and free replacement for manufacturer-caused defects. World-Class Intelligent Facilities: Equipped with precision CNC, milling, and sintering machines.