| 摘要 |
PURPOSE:To grind the surface of stone or the like safely and easily by providing a guide section with nearly the same width as that of and in parallel with a roller-like abrasion barrel driven to rotate. CONSTITUTION:A guide section 4 with nearly the same length as that of an abrasion barrel 1 is provided in parallel with the roller-like abrasion barrel 1 driven by a motor 3 through a belt 2. During abrading, the abrasion barrel 1 and guide section 4 are pressed to the abrasion surface for abrasion by holding a handle 5. |
