he MARSHALLTOWN Mortar/Plaster Mixers have a structural steel design with a square shaft paddle to create better efficiency, less cleanup, and a smooth even mix to easily be applied. Added is a short spout lip at a sharp dump angle that permits for reliable material flow. This aggressive system has a 30 RPM rotation with adjustable steel and rubber blades. The product also has a side and rear forklift pocket to make it mobile and adding more versatility to produce professional results.