self-adjustable drill chuck

例句：

1. 1. The self-adjusting drill chuck isa must-have tool for professionals whowork with heavy machinery.
   自调式钻头夹头是那些与重型机械打交道的专业人士的必备工具。
2. 2. The self-adjusting drill chuck allows theuser to easily adjust the angle of thedrill without having to remove it from thechuck.
   自调式钻头夹头允许用户轻松地调整钻头的倾斜角度，而无需将其从夹头上取下。
3. 3. The self-adjusting drillchuck is designed to provide a secureand comfortable grip for users while they areworking with heavy materials.
   自调式钻头夹头设计用于在处理重材料时为用户提供一个安全舒适的握持感。