Established in 1983, Hejian Xinlong Drilling Accessories Factory is an innovative manufacturer and distributor of drill bits and drill rods. We mainly specialize in tricone bits and PDC bits, drill rods and drill collars, and crossover subs. 
         All our products meet strict API standards. Whatever your drilling applications is, we have the products for you. In addition, we also customize tools to answer our customer needs and requests. 
        Customers at home and abroad rely on us to provide application-specific products that are well priced and of good quality. Our products are promptly shipped and supported by dependable and friendly people. 
             Every day, we stand by our corporate motto: Total quality and timely service at a competitive price with customer-relations based on trust and openness.
            We look forward to adding you to our long list of satisfactory customers. Don't hesitate to send us your inquiries for drilling tools!