| 摘要 |
<p>A drill bit (20) made of a shaft (20) including a fan (30) on the shaft having at least one blade (31); and related drill attachment (10) for dust and debris collection made of a handle (4); a housing body (25) having a front (8) and back (12) 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 (9) perpendicular to the handle; a nozzle (1) which is connected to the front portion of the housing body; a drill bit (20) comprising a shaft (20) including a fan (30) on the shaft having at least one blade (31) within said hollow circular opening (9); and a receptacle (3) to collect dust and debris while the drill is in use.</p> |
