The EMR-B radial arm polisher, which is distributed by International Machine Corp., is known for its economical operation, stable construction, smooth movements and high power output. The arm can be adjusted up to 900 mm and the machine's height can be manually adjusted 130 mm. Optional equipment includes pneumatically adjustable pressure, a two-speed motor, frequency converter for stepless adjustment of the shaft speed and polishing attachments for different purposes, including marble and curved surfaces.