DL431 Longhole drill rig

Sandvik DL431 Longhole drill rig

Sandvik DL431 is an electro-hydraulic drill rig engineered for production and long-hole drilling in underground mines. This versatile rig has been designed for large vertical and horizontal coverage. It drills holes with a diameter of 64 to 89 millimeters (2 ½ to 3 ½ inches) and a depth of up to 38 meters (125 feet).


  • Boom with wide drilling coverage and 360° rotation for flexibility in many applications
  • Instrumentation and automation provide accurate drilling data for maximum performance and accuracy
  • CAN-based control system allows set-ups for any rock condition in up- and down-hole drilling
  • Interactive fault-finding system reduces downtime