1,Name:Iron Tube sets 2,Material:Iron 3,Finish:Tinning 4,Size: 9*40 mm 5,Applications: automobile, household appliances 1,Name:Lron Tube ... .6,Standards:ISO,RoHs.7,High quality /lowest price.features:1. main equipment used: cnc machines and automatic precision lathe .2 ... the mutual benifit,Any customer are warmly welcome to establish business relationship with us