Methacrylate Grinding Balls, Methacrylate Grinding Balls are ideal for pulverizing soft, brittle materials and for mixing powders, Pack of 100

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Disposable grinding ball ideal for pulverizing soft, brittle materials and for mixing powdersTypical composition: Major Element – CHardness: Mohs 1 1/2Compatible with all SPEX SamplePrep plastic grinding vials that have a diameter of 3/4 in (1.9 cm) and larger