Description of Rail Mounted Drilling Jumbo DFJ-1R14 1. DFJ-1R14 rail type hydraulic drilling jumbo is mainly used for tunnel of mining and metallurgy ...
Features of DFJ-2W100 Wheel Underground Drilling Jumbo for Mining/Tunneling etc. 1. Hydraulic boom a. Hydraulic boom with double tripod suspension for ...
Product Application DFJ-2C50 drilling jumbo machine is specially designed for underground mining, metallurgy, water electricity, railways, highways, ....