Features: brand new and high quality Easy To Install: Electric hammer dust cover threaded bite foreasy removal of the insert bearing, tight connection, andsimple installation. Fit Almost Any Surfaces: It will stick to laminated surfaces, wood, metal, plastic, plastered and painted walls, concrete, Celcon blocks, bricks, and even work on ceilings. Hands-Free Use: The tool is made of high quality ABS, this allows the tool to use efficiently to many surfaces, leaving your hands free to control the drill. Stable Without Wobbling: The built-in high-speed spindleensures is stable, and the dust cover does not turn during operation. Works with All Drill Types: Hands-free Dust Collector effectively works with Spade Bits, Bullet Bits, High-Speed Steel Bits, Tile Drills, Masonry Bits, Hole Saws, and even Auger Bits. Specifications: Material: Plastic Color: Black Product Dimension: approx. 7.4x0.9x1.7cm/2.91x0.35x0.67inches Net Weight: 10g/0.02lbs Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 5Pcs/set Electric Hammer Dust Cover