Down Hole Tools, Cementing Tools, Wellhead Equipment manufacturer / supplier in China, offering API Drill Pipe Rotary Slip with Model Sdxl, Sdml, SDS, Wellhead Tools API Casting Sucker Rod Wrench with 5/8" 3/4" 7/8", API 150 Tons CD Side Door Elevator for Tubing and Drill Pipe and so on.