Alumina ceramic cylinders 1/2 inch X 50
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1/2" alumina "ceramic" cylinders for grinding. This is a great alternative to lead. Affordable and very efficient with the cylinder design will give optimal performance in grinding. Balls tend to roll when the cylinders will tumble causing shorter grinding sessions and better performance. 50 pcs approx weight 1.1 lbs. Add our 13/16" for even better performance in combination!