Specifications: Electric hammer drill dust cover Dust, dustproof, fixed Suitable for 4-10mm drill bits Bowl-shaped design, more convenient to use, larger capacity The sealed buckle design ensures that dust does not leak. Non-slip sponge + pvc shockproof and silent gasket, stable Applicable scene: Suitable for engineering installation, air conditioning installation, wall drilling, etc. Features Dust Collection Tool: To keep messes from covering your floor or furniture, try this versatile drill bit attachment. This handy device fits onto drill bits and catches the dust created from drilling holes in drywall, wood, metal, concrete, and other materials. Fits Multiple Drill Bits: The adjustable drill cover can be used on a variety of home projects that require drilling. The bowl attachment fits drills of any brand without any adjustments needed.