These re-usable threaded driving heads are suitable for driving earth rods by hand or with a power hammer. The driving head screws into the threaded coupling to allow deep driving of the earth rods.

可重复利用的螺纹驱动头适用于人工或者电锤打接地棒入地面时使用。驱动头的螺纹拧入连接器，可让接地棒打得很深入地面

Material: 材料 高强度钢
High Tensile Steel.