The pneumatic belt sander is mainly used for small, complex, difficult to grind parts. The lever throttle valve of the pneumatic belt sander has a control function and is easy to replace the belt， which is suitable for working in small spaces and concave corners. Help you to do fine sanding work, su

Abstract: What is the principle of air sander? Pneumatic sander, as the name implies, provide pneumatic capacity for continuous machine operation by connecting the blowers. This, of course, refers to pneumatic grinders used for polishing and polishing purposes.