Feature 1Drilling Holes Dust Bowl: Designed with a rubber ring, it can be firmly fixed to the working wall, and a hole with a diameter of up to 7.3 cm can be drilled. 2Application: Compatible with 4.1cm and 3.5cm hoses, providing versatility and ensuring a secure and seamless connection to your electric hammer or drill. 3Clean Air: Helps to create a cleaner and safer working environment, reducing the risk of respiratory issues and improving overall job site cleanliness. 4Dust Catcher: Effectively captures and contains dust and debris while drilling, keeping your work area clean and reducing airborne particles. 5Easy Install: This dust collection bowl can be quickly and easily installed, making it convenient and hassle free to use.Item Type:ElectricHammerProtectorMaterial: ABS .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Weight: Approx. 505g/1.11lbPackage List1 x ElectricHammerProtector1 x Manual