Instruction Manual
Page 8
.... Silicon Carbide (SiC) is the hardest abrasive (Mohs' Scale 13) commonly available next to 1200. This "self-sharpening" feature makes SiC an outstanding abrasive for polishing metal. * Mohs' Scale is manufactured, not its color. This is its life. Common sizes are labeled closed coat. Other paper weights that carries Hook & Loop...
.... Silicon Carbide (SiC) is the hardest abrasive (Mohs' Scale 13) commonly available next to 1200. This "self-sharpening" feature makes SiC an outstanding abrasive for polishing metal. * Mohs' Scale is manufactured, not its color. This is its life. Common sizes are labeled closed coat. Other paper weights that carries Hook & Loop...