KOKEN BORING MACHINE
COMPANY PROFILE COMPANY STATEMENT INVESTOR RELATION PRODUCT INFORMATION CONTRACTING
BIG HOLE ROCK DRILLING BIG HOLE ROCK DRILLING
Exploration Drilling
Offshore drilling
Environmental Solutions
Raise Drilling Method
Waterwell Drilling
PercussionWireLineSampling
Soil Stabilization
Grouting
Special Drilling
Anchoring
 
Constructing harbors, drilling tunnels, and developing mines...the large-diameter drilling machine "Bigman Civil Series," developed by KOKEN technologies, has made innumerable achievements all over the world. With great power and performance, the Bigman Civil Series meet various needs for constructing bridges and foundation piles.
Blind bit
Blind bit for the RBB machine
RBB-100A Digging the foundation for the tanker sea berth in Saudi Arabia : RBB-100A RBB-100A
UPB-100A Shield raise machine UPB-100A with digging diameter of 1.7 meters Shield raise boring
Shield raise boring
BMC-200SS Large-diameter digging work under an overhead construction BMC-200SS down-the-hole drill
Multi-type down-the-hole drill with digging diameter of 1,016mm
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