ntroducing ALPHA CERAMICA EX, your go-to solution for a superior shine on all materials. This cost-effective, long-lasting disc excels on tough surfaces, including black and green marbles. With exceptional flexibility, it effortlessly polishes inside corners and tight radii. Choose excellence at a competitive price with 3″ and 4″ size options. Elevate your polishing experience with ALPHA CERAMICA EX.