King-drilling Engineering Science Techniques Limited Company (lang fang), Is iocated in langfang, hebei province development zone, And set up branch in Tianjin. 37km to Beijing, and 3km to jing-jin-tang high way.

Our company was founded in 2007, for many yearsMy company was established in 2008 in tianjin, tianjin company name is tianjin bo for transit tool Co., Ltd, Our company presents first rate management, designing, manufacturing and after sales service of drilling bits and tools.

As specialists in the drilling realm, it is our commitment to provide custmomers with the highest quality, low price, up-to-date drilling bits and tools

Whatever your requirements in specialized large diameter shaft drilling, you can rely on the total capabilities of the King-drilling, we production HDD rock drilling, reamer with replace cutter, HDD rock reamer with roller cones, Mud motor, transmitter housing, Centralizer, barrel reamer, Roller rock bits.

Now, our products have been widely used abroad in foundation engineering drilling realm, and form many series, we join petrochina examined, China and Myanmar pipeline, Daqing oilfield construction company use our rock reamer, hob reamer^^

WEB: http://m.3glady.cn/showroom/king-drilling