Roller Kelly Bushings are used for17 1/2-49 1/2in rotary tables. They are designed andmanufactured according to API Spec 7K. BEYOND was established in year 2016 and certified by ISO9001. Its main business is to supply drilling equipment and spares for overseas customers from different sectors, like petroleum, water well, and HDD. BEYOND products cover but not limited to: oil drilling & workover rig, water well drilling rig, horizontal directional drilling rig, mud pump and spares, solid control system & equipment, and other different drilling materials. By continuously optimized supply chain, strict quality control and thoughtful customer service, BEYOND focus to offer long-term cooperation value for all of our customers. We can customize the product supply as per its on-site conditions, and we can offer overseas after-sale services with our strong technical support. Thanks to our professional services, quality products, fast delivery and competitive prices, we have built up a very good reputation among our customers. Our products are serving for customers from more than 30 countries, like USA, Venezuela, Argentina, India, Kazakhstan, Uzbekistan, Azerbaijan, Romania and Egypt etc.. With "Professional & Efficient, Customer Focus, Win-win Cooperation" as its business principle, BEYOND believes we will become your trustable and reliable partner in China. We warmly welcome you to be our customers to establish good cooperation and create a bright future with us together. To choose BEYOND, You will get beyond your expectations and we will not let you down.