ASONE DT-6 DT-7 DT-8 Durham tube 6 phi mm 80 pieces and others

AS ONEDT-6DT-7DT-8Durham tube 6 phi mm 80 pieces and othersSpecifications:Durham tube 6 phi mm 80 pieces　DT-6DT-6 1bag(80pieces)Durham tube 7 phi mm 80 pieces　DT-7DT-71bag(80pieces)Durham Tube 8 mm 80

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