| Technical parameters WBQ MZ385Y Bore diameter:90-300mm Bore depth:20-100 Air consumption:10-26m³/min Air pressure:0.7-1.6mpa(Medium) 1.6-2.46mpa(High) Pipe diameter:76/89mm For rock:6-20F Bore diameter(screw):Max 400mm Bore depth:0-30m Screw pipe diameter:130-400mm Once promotion:2000mm | Skid pitch:120° Swinging angle of skid:Left and right total 40° Boom swing angle:Left and right total 50° Rotation Speed:0-110r/min Host Power:84Kw Climb ability:35° Dimension:5300X1970X2620mm Weight:5800kg Walk speed:0-2.5km/h |