Made of high-quality carbide, these blades are thicker and harder than most knives on the market today. All oscillating multi-knife blades have excellent wear resistance and a long service life due to their heavy gauge metal and special manufacturing methods. In addition to being manufactured to high heat resistance standards, the oscillating saw blades are extremely durable, easy to cut and offer a high level of grinding speed allowing the user to have an incredible grinding experience.We pack each saw blade individually, so that there is no rusting process, and it is easy to carry and store. Meanwhile the saw blade is coated with gold electrophoretic paint to prevent corrosion and the blade will stay sharp for as long as possible, so you can sand wood, plastic and metal with confidence. Of the many oscillating tools on the market today, these oscillating saw blades are compatible with a wide variety. Universal saw blades can be used with most oscillating tools. This universal vibrating tool works with any other vibrating tool you own. There are a variety of new quick-change multi-function power tools that can be easily adapted with a variety of accessories designed specifically for them.