Bop, Mud Pump, Casing Centralizer manufacturer / supplier in China, offering 7-5/8′ ′ Slip on Welded Cementing Basket Centralizer Cement Basket API Standard, API Oilfield Solid Control Petroleum Well Drilling Liquid Mud Shale Shaker, Ungalvanized Twisted 8X36ws+FC Steel Wire Rope 24mm and so on.