Cordless drill: a 12-volt model will handle most drilling tasks.
无绳钻头：一个12伏型号的将会处理大部分钻井任务。
The part of a tool, such as a drill, that connects the functioning head to the handle.
钻头，锤：工具上连接功能头与手柄的一部分，例如钻子。
The utility model relates to a multifunctional soil sample connecting device, which comprises a drill rod, a drill body, a handle and a collecting cylinder.
本实用新型为一种多用途土壤样品采集装置，它包括钻杆、钻体、手柄。
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