| 摘要 |
<p>The present invention relates to a saber saw which comprises a blade having a plurality of teeth. Each tooth has a cutting edge extending from a top to a deep recess and having an inclination angle of 90 DEG to 120 DEG . Each tooth also has a tooth face formed on its side opposite the first-mentioned cutting edge extending from the top to a shallow recess and having a releaf angle of 10 DEG to 45 DEG .</p> |
