Disclosed is a deburring apparatus. The deburring apparatus includes a transfer module installed on a base to form a transfer path of transferring a workpiece to be deburred, a deburring module provided on the transfer path of the workpiece installed on the base to deburr the workpiece, and a blocking cover installed on the base to reciprocate thereon to selectively prevent the transfer module and the workpiece on the transfer module from being exposed to an outside, and to prevent dust and noise, which are produced when a deburring work is performed for the workpiece by using the deburring module, from being delivered to the outside. The burrs, which are produced when a metallic produce or a non-metallic produce having a 3-D shape is molded or cut, are easily and rapidly removed.