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    Features:The radial pressure applies force to the internal surfaces of the cavity where applied giving superior performance against vibration. 
     Sizes:Outside dia 0.4--0.8 
    Thickness:0.08--0.15mm 
    Length:1-6mm 

    Material:SUS304-CSP 

    USE:A mibile telephone and a mechanism part of the mobile .the hinge part of the compace case.

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