POWERTEC 4 in. x 36 in. 320-Grit Silicon Carbide Sanding
【The Silicon Carbide 4 x 36 Sanding Belts 320 Grit by POWERTEC】 Our Sander Belt pack is constructed of the hardest and sharpest silicon carbide grains. Their tough, brittle construction makes our 320 Grit 4 by 36 inch sanding belts the absolute gold standard for sanding, grinding and polishing harder metals and work materials.