We're sorry to hear about the fitment issues you encountered with our dust shroud on your Dewalt grinder, as well as the problem with the hose clamp. This falls below the standards we set for our products, and we apologize for any inconvenience this has caused you. Your feedback is crucial in helping us improve, and we'll look into these issues to prevent similar occurrences in the future. If there's anything we can do to assist you further or if you have any additional feedback, please don't hesitate to reach out to us directly. Thank you for bringing this to our attention.