Upgrated Drill Dust Cover Our electric drill dust cover has upgraded a unique design and better dustproof function, which is especially suitable for ashing when drilling side walls and batteries. Suitable for 150mm drill. Keep Away From Dust This dust cover can effectively prevent dust diffusion and inhalation into the lungs. Protect your health from dust.It must be a worthwhile choice. Simple and Fast Operation Easy to install and clean, just one minute to complete the installation. Simple tools can help you have better health when you are working with a hammer drill. Scope of Application Suitable for electric hammer, percussion drill, electric pick, hand drill and so on.