| 摘要 |
<p>A rotary burr comprising cemented carbide for removing material from a workpiece includes a shank and a working portion and a shank. A surface of the working portion includes a plurality of right-handed helically oriented flutes that define a plurality of cutting teeth on the working portion. Each of the plurality of cutting teeth defined by the right-handed flutes includes a front face, a back face, a tip, and a positive front face angle, and lacks a radial land adjacent the tooth tip and at the periphery of the working portion.</p> |
