Concrete Finishing Trowel Machine,Cement Trowel Machinery,Concrete smoother,Power float,spoon polishing,CE,ISO,made in china. Concrete Finishing Trowel Machine1CE,ISO 2Honda GX160 3Aluminum alloy made reduction box ... shaping and processing aluminum alloy.CNC machine assures high precision. RetainerTrowel Blade Supporting Arm is made of large diameter carbon steel. Concrete Finishing Trowel Machine