... :Packed with Bubble Bag, Then in Wooden CaseSpecification:ISO9001Trademark:AOKAIOrigin:Tianjin, ChinaLength:1-12mOutside Diameter:30-1800Slot Opening:0.1-5Feature ... .Company Profile:Tianjin Aokai oil TOOLS CO.,LTD. located in HOGNQI ROAD,DAGANG OILFIELD,TIANJIN,CHINA, which is collection of scientific research, production, manufacturing, sales ...