| 摘要 |
<p>A dressing tool for grinding wheels has a hard material insert preferably of syndite, with a cutting edge, projecting forwardly from a holder. Shoulders are formed adjacent the insert by the forward, flat face of the holder. The insert is chisel-shaped. The ratio of the length of the exposed part of the insert to the lateral width of each shoulder may be at least 1:4, and the two lengths may be substantially equal.</p> |
