By Pto Work , Post hole digger Technical ParametersModelPD30PD40PD50PD60PD70PD80Digging Diameter (cm)304050607080Matched Power (hp)over18over 20over 24over 28over 30over 35Digging Depth (cm)606060606060Digging Efficiency (s/unit)30-60Connecting Type3 point suspensionPTO Turning Speed (r/m)540/720/1000Structural Weight (kg)Structural Dimensions (mm)2300*800*1650 L*W*HPacking Method Iron Crate Post ...