121 超重型气锤

功能

• 最高击打速度每分钟 3,000 次
• 采用合金钢筒体和经过热处理的活塞，延长使用寿命
• 内置功率调节器和扳机控制

<table>

<thead>

<tr>

<th>Model</th>

<th>Shank Opening</th>

<th>Blows per Minute</th>

<th>Bore Diameter (in)</th>

<th>Bore Diameter (mm)</th>

<th>Stroke Length (in)</th>

<th>Stroke Length (mm)</th>

<th>Tool Weight (lbs)</th>

<th>Tool Weight (kg)</th>

<th>Overall Length (in)</th>

<th>Overall Length (mm)</th>

<th>Average Air Consumption (cfm)</th>

<th>Average Air Consumption (L/min)</th>

<th>Air Consumption @ Load (cfm)</th>

<th>Air Consumption @ Load (L/min)</th>

<th>Sound Pressure/Power (dBA)</th>

<th>Vibration m/s2 (uncertainty K)</th>

<th>Air Inlet NPTF (in)</th>

<th>Min. Hose Size (in)</th>

<th>Min. Hose Size (mm)</th>

</tr>

</thead>

<tbody>

<tr>

<td>121/Q</td>

<td>Round</td>

<td>3000</td>

<td>0.75</td>

<td>19</td>

<td>2.28</td>

<td>58</td>

<td>3.5</td>

<td>1.59</td>

<td>7.63</td>

<td>194</td>

<td>3</td>

<td>85</td>

<td>15</td>

<td>425</td>

<td>95.3 / 111.3</td>

<td>19.9 (uncertainty: 4.6)</td>

<td>1/4</td>

<td>3/8</td>

<td>10</td>

</tr>

</tbody>

</table>