Aluminum tube 1)material:brass steel aluminum 2)size:O.D1.0-20mm 3)characteristics: High precision ... size Features:1) nameAluminum tube2) material:brass, copper ,steel, aluminum 3) size: O.D 1.0mm- 20mm4) Technical Standard: ... voltageelectrical appliance products suitably, such as Circuit Breaker, Circuit PatternPlate, Antenna, Electric Brush, Antenna, Electric Brush, etc. Aluminum tube