Fiber-Cement Shear. Cut fiber-cement siding without a cloud of hazardous dust with the FCC4 Guillotine Shear by Malco. Besides reducing the amount of silica in the air, the 22-pound shear makes very smooth cuts with no distortion, says the maker. It can handle 5/16-inch-thick material up to 8 1/4 inches wide. It's sold online for $210. Malco, 800/328-3530. www.malcoproducts.com

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