Other Grinding Balls Steel Ball, Through-Hardened, Stainless Steel Grinding Balls (AISI 440-C), Chrome Steel Grinding Balls (SAE 52100), Carbon Steel Grinding Balls (SAE 1013 - hardened, SAE 1.065 - hardened through), Tungsten Carbide Balls, Silicon Carbide Balls, Nylon Fittings, Mullite Beads, Glass Beads (Lead Free), Ceramic (Soapstone) Balls