For spinal products with double core and double thread, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our spinal products with double core and double thread has been well received by many customers and enjoyed a good reputation in many countries. JINLU spinal products with double core and double thread have characteristic design & practical performance & competitive price, for more information on the spinal products with double core and double thread, please feel free to contact us.