The Kushlan 600DD Direct Drive Mixer is filled with features that make this rugged mixer affordable yet ideal for the do-it-yourselfer and professional. This wheelbarrow mixer is supported by a heavy gauge steel frame and polyurethane flat-free tires. The 3/4 HP electric motor rotates drum at 28 RPM. The 5/16in. gauge polyethylene drums are resistant to dents, cracks and rust, yet easy to clean.