Manufactured with an exclusive brass center, E.C. Moore produces 10 varieties of abrasive textures, each available in 4 diameters. 1/2";5/8";3/4"; and the most popular 7/8". Discs are packed in boxes of 50 in cartons of 12 boxes.  They are priced in boxes of 50 and the price varies by abrasive surface.  .

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