100 PCS 0.8mm 0.0315" ZrO2 Grade 5 Ceramic Bearing Ball Zirconia Oxide,Bearing Ball Zirconia Oxide 100 PCS 0.8mm 0.0315" ZrO2 Grade 5 Ceramic, Material: ZrO2 Ceramic (Zirconia Oxide), Quantity: 100 PCS, We will try our best to check every item to make sure all the parts are included, How long can I receive the order,Ceramic Bearing Ball Zirconia Oxide (ZrO2 ) Grade 5, Ceramic Bearing Ball Zirconia Oxide 100 PCS 0.8mm 0.0315" ZrO2 Grade 5.