1895年，德国泛音制造出世界上第一台直流手电钻。外壳用铸铁制成，能在钢板上钻 4mm的孔。手电钻是一种携带方便的小型钻孔用工具，由小电动机、控制开关、钻夹头和钻头几部分组成。
双重绝缘通用手电钻 double insulated universal hand electrodrill
手电钻图 Eletric Drill
手提电钻 electric hand drill ; hand held electric drill ; Electric Drills ; west bank electric hand drill
供应手电钻 electric drill
小手电钻 small hand drill
小型手电钻 small electric drill
充电手电钻 rechargeable hand drill
东成手电钻 dongcheng electric drill
手电钻电池 hand drill battery
主要产品有手电钻、石材切割机、角向磨光机、电锤、管道疏通器等。
Our main products are electric drill, marble cutter, angle grinder, rotary hammer, pipe dredger, etc.
手电钻用曲线锯头是一种五金工具，由壳体、手柄、传动系统以及锯条和底座构成。
A curve saw mounted on an electric hand drill is a hardware tool, and is composed of a shell, a handgrip, a transmission system, a saw blade and a base.
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