Walk-behind trowels are available in a variety of models, including heavy duty, high speed trowels. The HD-48 4-11H 11 HP, Honda GX-340, 48" (122cm) extra heavy duty operates between 80-160 RPM blade speed. The C-4-2H 2.5 HP, Honda G100K2QA includes quick-pitch handles. The J-4-5more...