This power trowel rental is 24 inches in diameter making it great for working in tight spaces and around obstructions. It has a reinforced folding handle for easy transport and storage. Standard handle allows infinite blade pitch control. The rotating guard ring allows finishing tight to the wall without marking or marring the concrete. Floats are available with the rental. Trowel machines are also known as trowler, troweler or power trowler or concrete finisher or Concrete trowling machine or power trawl or concrete helicopter