White Ceramic Grinding Balls Size 20mm Weight 1kg
BAOSHISHAN 1KG Alumina Ceramic Grinding Balls Diameter 5101520mm Alumina Grinding Media Milling Media for Ball Mill 10mm 9900 Rock Tumbler Grit Kit and Ceramic Tumbling Filler Media Polly Plastics 45 Pounds Total Weight 48 out of 5 stars 1211 2995 Chicago Electric Power Tools 67631 Rotary Rock Tumbler 3 lb