Carpenter’s Favourites covers most cutting needs for professional carpenters, including cutting wood, nail-embedded wood, drywall, plastics, aluminum, copper, pipes, profiles, metal, stainless steel, screws, fiber cement, brick, and more. This set includes: Wood & Nails | 32x50mm | Superfast cuts | Power Arch | Starlock® | 2 pcs:Starlock® multi-tool blade for general purpose use and superfast cuts in wood, nail-embedded wood, plywood, wood-based boards, drywall, plastics, and more. A curved cutting edge provides precise, stable and superfast plunge cuts. 50mm cutting depth for easy cutting through 2-inch wood.Wood & Metal | 32x50mm | Durable cuts | Starlock® | 2 pcs:Classic Starlock® multi-tool blade for general purpose cuts in wood, nail-embedded wood, plywood, wood-based board materials, drywall, plastics, aluminum, copper, pipes, profiles, soft non-hardened metals, and more.Metal | 32x40mm | 30X life | Carbide performance | Starlock® | 1 pcs:Starlock® multi-tool blade delivering up to 30X longer life in demanding materials such as metal, stainless steel, hardened screws, fiber cement, brick, and more.