... :Packed with Bubble Bag, Then in Wooden CaseSpecification:ISO9001Trademark:AOKAIOrigin:Tianjin, ChinaLength:1-5.8mOutside Diameter:30-1800Slot Opening:0.1 ... .03.8mm/50Company Profile:Tianjin AOKAI screen Co., Ltd is located in Tianjin, which is collection of scientific research, production, manufacturing, sales and service ...