1.Wide Application: Oscillating Knife Blades is Perfect for cutting and trimming roofing shingles, carpet, cardboard, asphalt shingles, thin PVC flooring, artificial turf, and more. Ideal for home renovation, flooring work, and construction tasks 2. Double-Hook Design for Clean, Fast Cuts: Innovative dual-hook blade allows both pull cuts and push cuts for smoother, cleaner, and more controlled cutting. Cuts faster and more efficiently than traditional utility blades 3. Premium CRV Alloy Steel: Built from heat-treated CRV alloy steel for enhanced hardness and durability. Delivers long-lasting sharpness, excellent wear resistance 4. Easy Cutting Positioning : Simply use the blade tip to score the surface first, then make smooth continuous cuts. Designed for precise control, clean edges, and reduced material tearing 5. Universal Fit : Comes with two fitting adapters compatible with nearly all oscillating multi-tools on the market. Perfect for carpenters, DIYers, remodelers, flooring installers, and maintenance professionals Color Silver Set Name DARTOTEK 20pcs Oscillating Multi Tool Hook Knife Blade Set Brand Name DARTOTEK Unit Count 20.0 Count Part Number DK1-O03411 Manufacturer SHDIATOOL Material Type CRV Alloy Steel