【Quantity and Use】 The set includes 31 pieces, including 10 different saw blades for cutting wood, plastic, metal, and other materials, and each type of saw blade has a specific purpose. Our oscillating saw blades can meet a variety of needs and can be used in the workshop, at home, or elsewhere. 【DURABILITY】 The oscillating multi-tool blades are made of high-carbon steel and stainless steel, thick metal, and high-quality manufacturing techniques, ensuring superior wear resistance and longevity. Note: To avoid damage to the saw blade, try not to cut hard objects with it. 【MULTI-PURPOSE】 These blades are designed to cover all necessary cutting activities. Ideal for installing new floors, cutting pipes, creating deep recesses in wood, walls or soft metals, cutting nails and more. 【Humanized Design】 There are length marks on both sides of the blade. One side is marked in inches and the other in centimeters. This feature allows the user to make a precise cut and prove that it meets your