Rheometer, Drilling Fluid Tester, Direct Reading Viscometer manufacturer / supplier in China, offering Model Htd13145 Rheometer 6-Speed and Model Htd13185 Twelve (12) Speed Rotary Viscometer Direct Reading Viscometer Drilling Fluid Tester Digtal Meter, Model D Field Portable Kits Drilling Mud Tester Lab Equipment Analysis Device Slurry Testing, Model a Field Portable Kits Drilling Mud Tester Lab Equipment Analysis Device Slurry Testing and so on.