processing for precision CNC Lathe aluminum tube- hardware parts 1.material:steel,stainless steel 2.color:colorful processing for precision CNC Lathe aluminum tube- hardware parts1,Aluminum tube for hairbrush is certfied by ISO9001&ROHS standard,with high quality and competitive price2,aluminum tube,Bristles and nylon fibre,comfortable handle.there are many types with different diameter3,the ...