Key Specifications
Recommended hole diameter 90 – 165 mm / 3½” – 6 ½”
Drill rod / tube diameter 76, 89, 102 and 114 mm / 3″, 3½”, 4″ and 4½”
DTH-hammer 4″, 5″ and 6″ (Sandvik RH550)
Engine type Caterpillar C13
Engine output power 328 kW / 1800 rpm
Flushing air capacity 24.4 m³/min, at 24 bar
Operator cabin HVC550 (High visibility)
Certificate ROPS and FOPS
Transport Length 12.0 m / 38 ft
Transport Width 2.49 m / 8.2 ft
Transport Height 3.29 m / 11 ft
Weight approx. 23 000 kg / 50 700 lbs


The Sandvik Leopard DI550 is the first representative of the new advanced Sandvik down-the-hole drilling rig generation standing clearly out from the crowd for its top productivity and very low energy consumption in its class. Equipped with the latest technology, it offers great usability, efficient rig operation and low operating costs.

With its 328 kW diesel engine and a 24.4 m³ compressor airflow at 24-bar pressure, it is a perfect match for the 5″ DTH hammer. All power is fully utilized, translating into low energy consumption, low operating costs and top productivity. The rig performs efficiently and economically also with 4″ and 6″ hammers. On top of high performance and productivity, the machine offers a first class operator environment with solutions that enable seamless interaction of man and machine: the operator handles drilling and the automation takes care of all machine controls.

Main applications of the Leopard DI550 include production drilling, quarry/mine development and wall control.

Features and benefits:

  • Perfect match for the 5″ hammer
  • First-rate fuel economy
  • Low operation costs
  • Modern and accurate control system
  • Unobstructed component layout