| 摘要 |
A drill bit made of a shaft including a fan on the shaft having at least one blade; and related drill attachment for dust and debris collection made of a handle; a housing body having a front and back portion and a top and bottom portion, such that the bottom portion is connected to the handle and the housing body contains a hollow opening perpendicular to the handle; a nozzle which is connected to the front portion of the housing body; a drill bit comprising a shaft including a fan on the shaft having at least one blade within said hollow circular opening; and a receptacle to collect dust and debris while the drill is in use.
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