| 摘要 |
The present invention relates to a device for simply grinding the inner surface of a pipe and, more specifically, to a functional grinding device for the inner surface of a pipe, comprising a mounting part on which a pipe is placed and rolled; and an operation part which is formed to allow a disk to move inside the pipe forwards and backwards and grind the inner surface of the pipe, and improves work efficiency and reliability when the inner surface of the pipe is grinded. |
