The Bosch Starlock Multi Tool Starter Set includes 3 pieces of oscillating saw blades, perfect for a variety of cutting tasks. Made from durable steel, these blades are designed for multi-purpose use and are compatible with the Bosch Starlock system. The black blades are lightweight at 99.8g each and come from Switzerland, ensuring high quality and reliability. Whether you're a professional tradesperson or a DIY enthusiast, this starter set provides you with the tools you need to get the job done efficiently and effectively.