Equip your Power Trowel with MARSHALLTOWN's durable, high-quality carbon steel Power Trowel Blades and easily create professional finishes on large concrete surfaces. Combination blade style. With Global Materials.. Blade Material: Steel. Concrete Tool Type: Trowel. Engine Type: No Engine. Handle Material: No Handle. Horsepower (hp): 0. Power Type: Manual. Returnable: 90-Day. Revolutions per minute (RPM): 0. Trowel Type: Finishing Trowel. Blade Length (in.): 8 in. Blade Width (in.): 14. Product Height (in.): 2 in. Product Length (in.): 14 in. Product Width (in.): 8 in