finishing trowel is made of special premium stainless steel alloy to provide a light, flexible touch. The stainless steel blade is made of a special alloy that will not rust, pit, or stain. The blade is completely smooth with no exposed rivets along the bottom. A support plate is attached to the top of each trowel blade, to provide stability and the optimum flex on the blade and shank. The lightweight and flexible stainless steel blade provides a soft, controlled touch for plaster and decorative concrete.