Tunnel drill jumbos have an large share of the Japanese market, and are manufactured by us as a comprehensive rock drill manufacturer. They have been used at construction sites of all types of tunnels, such as those on express ways and for bullet trains, and are making contributions to infrastructure construction in Japan and overseas with their latest technologies.
Drill Jumbos
We customize drill jumbos in accordance with the specifications of individual customers for small to large tunnel sections, including drill jumbos with hydraulic drifters, drill jumbos with impact auger drills, and wheel or crawler drill jumbos.
Tunnel Workstations(custom-designed)
We manufacture multi-functional tunnel workstations which perform all operations from drilling holes for setting blast powder, building supports, installing rock bolts to spraying concrete according to each customer’s specification.
Concrete Sprayers
Compact self-propelled all-in-one concrete sprayers equipped with all devices necessary for spraying concrete. This can spray concrete over a small or large section.
Tunnel Breakers
We have hydraulic breakers specially designed to be used in tunnels where the operating conditions are extremely severe.
