Using the DeWalt DW8905COMBOH wheel is easy. First, make sure it fits your grinder properly. You can use it to cut, grind, or notch steel materials, including stainless steel. Just attach it to your grinder and start working at a moderate speed. When using, always wear safety goggles and gloves to protect yourself. Remember, this wheel meets the safety standard EN 12413/2011, but safety should always be your top priority. For maintenance, keep the wheel clean and dry. After each use, check it for any signs of damage. If you notice any cracks or chips, stop using it immediately and replace it. Store the wheel in a cool, dry place to extend its long life.