1. Easy to use: suitable for almost all hose vacuum cleaners, just stick it on the wall and open it, it will subtly transfer the vacuum flow and increase the speed of suction to the tool mouth. And provide extremely effective dust and debris removal. It can also safely control water leakage. 2. Suitable for most types of drill bits: The hands - free dust collector can effectively cooperate with spade drill bits, bullet drill bits, HSS drill bits, tile drill bits, masonry drill bits, hole saws and even spiral drill bits. With an extraction opening of nearly 70 mm wide, the tool mouth can be effectively used for drills and hole saws up to 60 mm in diameter. 3. Powerful suction design: Thanks to the unique internal design and flexible sealing, it means that it can be easily glued to almost any surface. This makes it even work up and down! Free your hands to control the impact drill. The suction power generated by the tool will always on the power of the vacuum cleaner to which it is connected. 4. Material: Made of high - quality ABS material, the vacuum tool is sturdy and durable, and the front end of the adapter is tapered, which is convenient for the vacuum cleaner to be installed at the end of the hose and easy to use. 5. Practical tool: It removes dust and debris very effectively. More importantly, it minimizes dangerous airborne particles and creates a safer working environment for you and anyone around you. It is very suitable for working at home, garage, workshop or construction site. Solve the problem of cleaning dust and sawdust in drilling and woodworking.