Using these Bosch Impact Tough bits is easy. Just insert the bit into your impact driver and start working on your project. Make sure to choose the right bit for the job to avoid damage. When using, don't apply excessive force as the bits are designed to handle normal torque. After use, clean the bits with a dry cloth to remove any debris. Store them in a dry place to prevent rusting. If you notice any signs of wear or damage, it's best to replace the bit to ensure optimal performance.