Core Drilling Rig 1. Diesel engine: 4100k 2. Engine power: 36kw 3. Drilling depth: 1000m Core Drilling RigIt is widely used in the ... as prospecting, railway, road, port, bridge, water conservancy and hydropower, tunnel, well, industrial and civil construction, geological exploration, large diameter ... transmission and shift on the principle of bevel gear.A good grip with the disk spring on the chuck ...