... spoon polishing,CE,ISO,made in china. Concrete Finishing Trowel Machine1CE,ISO 2Honda GX160 3Aluminum alloy made reduction ... used in surface of concrete raised paste and trowel and smooth out in high-standard workshop, warehouse ... are one-time processed by digit control center5. Trowel blade supporting arm is made of large diameter ... of large diameter carbon steel. Concrete Finishing Trowel Machine