This is a CUTTER APPARATUS FOR PIPE BEVELING.

Before welding, it is possible to automatically and conveniently form an improved surface on the edge of the opposite side of a pipe of various diameters.

While feeding the cutting edge in the forward and backward directions, it is possible to automatically and conveniently form the improved surface on the opposite side of the pipe, and to accurately form the improved surface by automatically and conveniently adjusting the position of the cutting edge to match the diameter of the pipe.