EZ Skids for Hi Torque S906 Hydraulic Root Cutter Motor Size:12" They are made of cast Category_Default Category Products Motors and Tap Cutters They are made of cast aluminum with one side being a double closed circle with an internal rubber gasket to protect the poles This tool allows you to turn it so you can push or pull in both direction These skids come with 3 runners to make them light and faster down the line These skis are made ½” undersized in the smaller sizes to 15” and they 1” undersize form 15” to 18” and 2” undersized in the large diameter 22” and 24” so that they may ride up over any offset and allow for misalignment in the pipe