| 摘要 |
The roller has a rolling part and a holder part, and includes a casing which can be fitted firmly inside the roller section used for painting. The roller section is rotatably and releasably fitted to a shaft fitted to the roller holder part. The casing is of one-piece structure, and has a through hole closed at its ends. The hole has a constriction and a widened section which rotatably accommodates a bulge section on the holder part shaft. |
