Blue Marble
National Geographic four-stage bulk grit refill
Four-stage NGBULKGRIT refill with separately labeled containers.

Price info
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Use and fit
Buy this refill if you have the machine and stones and need to restock all four stages. Use the labels to keep coarse, medium, pre-polish and final polish separate. The stone weight stated on the offer describes the batches the kit is intended to process, so compare actual pack weights if shopping by quantity of powder.
Specifications
- Brand
- Blue Marble
- Listed model
- NGBULKGRIT
- Verified detail
- Four-stage NGBULKGRIT refill with separately labeled containers.
Questions before buying
What does the stone weight on the package mean?
It refers to the amount of stone the kit is intended to process. Check the individual jars if comparing the actual quantity of abrasive.
Compare before you buy
The media kit adds ceramic filler and GemFoam for a buyer who needs those accessories. National Geographic grit, ceramic media and GemFoam kit