Calling all sandblasters & tumblers. We now have in house a large selection of high quality black silicon carbide. Weather you are looking to carve glass with 20 grit, or just frost a piece with a 400-600 grit, ABR now has all sizes from 20-1200 grits in stock! Don’t know what size you need? Call us and we can guide you in choosing which grit is best for your job. We have packed most of this sand into large flat rate usps boxes for cheap shipping. Just call us to order and we can make sure that we give you the best shipping rate available. Some sizes do not fit these boxes but we do have great UPS rates when this instance occurs.