6 inch 320 Grit PSA Sanding Discs 50 Piece Sanding discs for dry applications These 320 grit sanding discs work with your sander to smooth rough surfaces, varnish removal, wood finishing and more! These sanding discs feature a pressure-sensitive adhesive backing for easy attachment to your sander. Hole-free to prevent tearing, these sanding discs are great for any woodworker or craftsman handling dry sanding applications. Pressure-sensitive adhesive (PSA) backingHeavy duty C-weight paper backingAluminum Oxide abrasiveAnti-clog zinc stearate coatingHole-free to prevent tearing This item can only be shipped within the 48 contiguous states via Standard Ground Shipping. 6 inch 320 Grit PSA Sanding Discs 50 Piece HBFT: 68157 Abrasive material: Aluminum Oxide Backing material: C-weight Paper Diameter: 6 inch Grit: 320 Quantity: 50 Shipping Weight: 0.98 Pound Warranty: 90 DayMax Value Hardware