| 摘要 |
<p>A cutting tool (10) comprising a tool bit (13) having a body (14) provided with a cutting edge (15), a tool holder having a body (12) provided with a tool bit mounting surface (20) and a clamping surface (30) upstanding therefrom, a clamping member (22) having a tool bit engaging portion (36) in engagement with an abutment part of the tool bit body and a load applying means to apply a load to the clamping member to cause the clamping member to move relative to the tool holder body and press the bit (22) against the clamping surface (30) to clamp the bit to the tool holder (11), wherein the tool bit engaging portion and abutment part comprise a plurality of pairs of interengaging formations, one formation of each pair being provided on the bit and the other on the clamping member, the pairs being spaced apart in a direction away from said clamping surface.</p> |
