| 摘要 |
A reamer is described for the fine machining of surfaces of drilled holes in metal workpieces, having at least one main blade and having at least one auxiliary blade, having a chip surface adjoining the blades and having a chip deflector step limiting the latter, which falls away in the zone of the auxiliary blade, in other words exhibits an increasing distance from the auxiliary blade, wherein the chip deflector step (45) rises in the zone of the main blade (39), in other words exhibits a decreasing distance from the main blade (39). |
