Sandvik DT820 Tunneling jumbo
The Sandvik DT820 is a two-boom electro-hydraulic tunneling jumbo designed for efficient face drilling, cross-cutting, and bolt-hole drilling in 12–110 m² cross-sections. Equipped with RDX5 rock drills, SB90 booms, and a THC560 hydraulic control system, it ensures precise, high-quality excavation in underground applications