Allen Engineering’s riding concrete trowel HDX615 is powered by Power Solutions International (PSI)’s 2.4-liter dual-fuel gasoline and propane engine. The concrete trowel is on display during ...

the tool that serves contractors best is the concrete walk-behind trowel. By embedding aggregate and consolidating mortar at the surface, the trowel makes a smooth and dense floor. Individual ...

An curved arrow pointing right. This hovercraft-like machine is used to smooth over concrete during construction. The HDX780 riding trowel was developed by Allen Engineering and is used for large ...