By improving the BTR1-PST286 wish single sucperd hydraulie trepanner made in Germany.Realize adjustable of electric line.preventing accidents of electric line or stecly line fall down.

通过对新引进的德制造BTR1-PST286液压钻车配套单轨吊技改造,实现缆的自拉自收,避缆拉脱或起吊钢丝绳拉掉事故的发生。