screw pile driver spirel drilling machine for sale
Wheel long spiral piling machine Screw Piles Machine. long spiral piling machine. long spiral piling machine; Max. drilling depth: 3-10 m; Drilling diameters:300-800mm; Piling Speed(m/min):2m/min; Product description: Pile driving speedthe average 3 minutes can realize piling 6 meters deepnamely a hole 3 minutes to play.
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