Sandvik DP1100i is a hydraulic, diesel-powered, self-propelled top-hammer drill rig, and it is the ideal choice for production or pre-split drilling in large quarries or open pit mines and construction sites. This intelligent, crawler-mounted rig produces a range of drilling information, including the condition of the drill and work performed. It drills holes with a diameter of 89 to 140 millimeters (3 ½ to 5 ½ inches).