7 Power-operated shears; Power-operated shears, including electric platform shears; Power-operated shears for use on fiber cement, backerboard, and sheet metal and products; power-operated shear attachments for power tools, namely, shear blades for cutting fiber cement, backerboard, and sheet metal; power tool shear attachments in the nature of blades for electric shears and platform electric shears, for attachment to and use with power-operated tools for cutting fiber cement, backerboard, and sheet metal; blades for power tools, namely, replacement shear blades for power-operated shears; blades for power tools, namely, circular shear blades for use with power-operated saws for cutting fiber-cement