The Diablo 1-1/4 inch Universal Fit Carbide Oscillating Blade is designed specifically for cutting nail embedded wood. This set includes 2 black blades with a diameter of 4 inches and a length of 14 inches. The blades are made of wood material and are suitable for use with oscillating tools. Manufactured by Diablo, known for their high-quality power tool accessories, these blades are compliant with California Prop 65 warning standards. The Amped Demo Demon model is perfect for cutting through wood with ease and precision. Made in Switzerland, these blades are a reliable and durable option for any DIY or professional project.