KSQ31 Down-the-Hole Mining Drilling Rig

● Dual power (diesel + electric), flexible for underground mining sites.

● DTH drilling, 50m depth, 90-125mm hole for blast & anchor holes.

● Compact crawler design, fits 3.2×3.2m tunnels, 20° max climbing.

●Wet dust collection, low emission, safe for underground operation.

●360° rotating boom, parallel holes & multi-angle drilling.

● Widely used in underground mining, roadway development, anchoring.

Product Description：

KAISHAN KSQ31 DTH mining drilling rig is a new-generation, efficient down-the-hole drilling equipment developed for underground mining and anchoring operations. It is designed for medium-long hole drilling in tunnels with width 3.2–8m and height 3.2–5m, ideal for blast holes, rock bolt holes and roadway support. Equipped with dual independent power systems (diesel engine + electric motor), KSQ31 ensures reliable operation in complex underground environments. The DTH hammer delivers powerful impact, enabling 50m maximum drilling depth and 90–125mm hole diameter with high efficiency. The rig features a compact crawler chassis with 20° gradeability, 360° rotating drill boom and wet dust suppression system. It offers excellent mobility and flexibility in confined spaces, while meeting environmental and safety standards. Widely applied in underground metal/non-metal mines, hydraulic tunnels and infrastructure projects, KAISHAN KSQ31 is a cost-effective DTH drilling solution for global mining contractors.

KSQ31 underground mining DTH drill rig technical specifications