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3M Sponge Sanding Pad - Set
These pads work especially well for shaping unfired dry metal clay. They are very good for smoothing flat surfaces and rounding corners. 3M™ Softback Sanding Sponges set in Medium (120 - 180 grit), Fine (320 - 400 grit), SuperFine (500 - 600 grit), MicroFine (1200 - 1500 grit) and UltraFine (800 - 1000 grit) grits.