MACHINE FEATURES: (1). Sanding belt automatic centering. (2). Pneumatic sanding pad (3). Vacuum feeding table (4). Brush roller cleaning the panel after sanding (5). Pressure shoes guarantee feeding work pieces stably (6). Japanese NSK internal bearing reduce vibration of belt (7). Schneider Electrical component (8). Automatic air blower on sanding belt to prolong the life time of sanding belt (9). Position indicator wheel ensures precise adjustment of sanding pad (10). Digital thickness display. (11). Photoelectric control equipment which control vibrating of abrasive belt along center.