The Dremel Universal Dual Interface Carbide Bi-Metal Wood Blade Variety Set can function seamlessly with even competitor's equipment for truly universal utility. The blade set's unique dual interface fits all competitive oscillating tools, including those with a quick change feature. The set's universal wood and metal blades may be used on non-ferrous metals, wood, plastic, drywall and other soft materials. The carbide blade set's universal wood blade may be used on wood, plastic, drywall and other soft materials. The included universal carbide flush cut blade has high-performance carbide teeth designed to cut hard and abrasive materials like: nails, screws, stainless steel bolts, galvanized pipe, plaster and lathe, cement board, fiber board, sheet metal, slate, ceramic tile and more.