1、CONVENIENT AND EFFICIENT: Just connect the dust collecting cover with the electric hammer to effectively prevent the dust from spreading during drilling and effectively prevent the dust 2、LEAKAGE PROOF: Electric hammer dust cover with pipe, can perfectly prevent the dust leakage, with high elasticity, flexible, strong toughness, can easily drill holes to collect dust 3、ROBUST AND LONG LASTING: The dust collecting bowl is made of ABS material, which has high heat resistance and wear resistance, and is not easy to break when punching 4、SIMPLE TO OPERATE: Simply slip the electric hammer dust cover over the drill bit and attach to the ceiling before continuing the drilling operate and all dust will fall into the dust cover, making your job a breeze 5、EASY CLEAN: After each use, you only need to clean the dust collection bowl, you don't have to worry about the dust falling all over the house after drilling like before