... lead-roller, sense-organ .3>Electronic industry4>Aeronautical industry equipment1>Alloy produce are available: Aoo1070,Aoo1080,2A12,1214,2024,2A14,2A50 ... 10 -120 mm10 -120 mmAccording to customer requirementIndustrial AluminumExtrusion Pipe-->aluminum lead-roller of printer,package,textile machine