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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. 3Mô 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.