A robust tyre three wheeled Wagon Drill. Fitted with powerful rotation motor MDS-4, it covers the hole range between 85 to 115 mm with 3” and 4” Down The Hole Hammer. MDS Wagon Drill features a hydraulic hand pump for boom lift, mechanical jack, and a pneumatic power steering wheel with tow bar for tramming. With an optional conversion kit it’s easy to convert the unit for top hammer MDS 120F, for drilling of 48 to 76 mm blast holes