Using the Bosch DBX541E diamond blades is easy. First, make sure your grinder has an X-LOCK mount or a standard 7/8 In. arbor mount as these blades are backward compatible. When mounting the blade, place it on the grinder. You'll hear an audible snap, indicating it's properly mounted. There's no need for tools like a spanner wrench or flange nuts. To release the blade, just pull the lever. For best results, use these blades on hard materials such as reinforced concrete, brick, and stone. They're designed for fast cuts. When using, keep the grinder steady to get straight and smooth cuts. As for maintenance, after each use, clean the blades to remove any debris. Check the blades regularly for any signs of wear or damage. If you notice excessive wobbling or the cutting performance deteriorates, it might be time to replace the blade. Store the blades in a dry place to prevent rusting.