Features of DFJ-2W100 Wheel Underground Drilling Jumbo for Mining/Tunneling etc. 1. Hydraulic boom a. Hydraulic boom with double tripod suspension for accurate hydraulic parallel holding in all directions; ... Read More
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 and tunneling project of culvert. The drilling speed is 0.8... Read More
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Zhengzhou Defy M&E Equipment Co., Ltd.
No.96 Ruida Road, High-Tech Zone, Zhengzhou City, Henan Province, China