• Model NO.：HW421
• Drill Hole Depth：<100m
• Bit Type：Diamond Bit
• Drilling Way：Impactor
• Dimensions(L*W*H)：6000X2800X2750mm
• Operating Weight：940kg
• Diesel Engine Power：162kw
• Drill Depth：20m
• Hole Diameter：80-115mm
• Transport Package：Standard Export Packing
• Specification：6800kg
• Trademark：HW
• Origin：China
• HS Code：8430509000
• Production Capacity：3000pieces,Month

                                       air compressor built-in  surface DTH mine drilling rig for quarry                                                                                     ModelHW421Machine Weight6800kgEngineYuchai  162 kWDrill Pipe Sizes60 X 3,000 mmHole Dia80-115 mmWorking Pressure15 barF.A.D12 m3/minTramming Speed ( Max.)3 km/h (High Speed)Gradient25°Track Frame Oscilation±10°Transportation Dimensions6000X2800X2750 mm