| 摘要 |
A rotary tool for chamfering the end regions of pipes or the like, the tool consists of a collar, one surface of which incorporates abrasive means and allows mating engagement, when in use, with a corresponding article destined for chamfering, and a spigot central to the collar, incorporating means facilitating gripping of the spigot by a drill chuck, characterised by the feature that the tool comprises just the collar, the spigot and the necessary radial webs connecting the one to the other. |
