... used in the cosmetic packaging, sewage disposal, and for floating. Solid ball diameter 1mm--60mm, mainly used ... as PP,PE, POM, PA,PMMA and so on. The tolerance can be 0.01mm with good ... 29mm,35.2mm,35.56mmPE,PPCosmetic packagingGlass roll on bottle10ml,25ml,30ml,40ml,45ml,50ml,75ml, ... 80mlGlassCosmetic packagingPlastic roll on bottle6ml,30ml,40ml,50ml,60ml,75ml,120mlPPCosmetic ...