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Microbrite Polishing Balls- High polishing and burnishing round porcelain media. Non cutting and will not wear out. Please note there is a break-in period of 4-6 hours required. It produces a bright, shiny finish with a slight amount of deburring. It will also brighten zinc alloys, but it does not deburr well. Use with vibratory unit. Assorted: which mixes smaller and larger sizes is our most popular choice for good vibratory action. Use with our Polishing Soap Concentrate | ITEM # | SIZE | SOLD BY | | 11-440 | 4 mm | Per lb | | 11-445-K | 4 mm | Box / 50 lbs | | 11-450 | 6 mm | Per lb | | 11-455-K | 6 mm | Box / 50 lbs | | 11-430-K | Assorted 4 mm & 6 mm | Per lb | | 11-435-K | Assorted 4 mm & 6 mm | Box / 50 lbs |
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