earth screw anchors 1) Keep the thickness of screw flights with 3 mm or more . 2) Use the auto welding machine

Product Name : earth screw anchors

We are the leading manufacturing of screw flights and ground screw in China .

1) Keep the thickness of screw flights with 3 mm or more .

(2) Use the auto welding machine weld the screw flights together with the tube.

(3) Our capacity is 1000 pieces per one day .

(4) Packing is :  Iron pallet and plastic flim outside .

(5) Leading time : It is about two weeks after the payment confimration .

earth screw anchors