Electrical Stability Tester (EST) Huangdao Senweida Co., Ltd. Base Info Model NO.:DWY-2After-sales Service:YesWarranty:3 YearsTrademark:senxinTransport Package:WoodSpecification:500*400*280Origin:ChinaHS Code:9031809090 Description Pre:Resistivity Meter for Drilling Fluids Next:Purchase Qty.: (Pieces) 1-10 11+