这种轻便液压钻机是为在移运不便而工作场地又小的地方钻井而设计的,适宜于在海上小平台、山区或丛林地带使用。这种装置只需三人操作,可用钻杆或7 5/8吋以下的套管钻井庵肿爸檬俏囟ǖ挠猛旧杓频?它的工作速度比普通钻机慢,起下钻速度约为13米/分。但是,它的机械钻速不低于普通钻机。其主要优点是移运性特别好,这是由于其重量 Designed for drilling on small workplaces where drilling is inconvenient, this portable hydraulic rig is suitable for use on small offshore platforms, mountains or jungle areas. This device requires only three people to operate, can be used drill pipe or casing below 7 5/8 inches Drilling Dao Qiao  ǖ ǖ ǖ ǖ fierce old dipper frequency? It works slower than ordinary drilling rig, drill down Speed ​​of about 13 m / min. However, its ROP is not less than that of an ordinary rig. The main advantage is that transportability is particularly good thanks to its weight