AN APPARATUS FOR TREATING THE OUTER SURFACE OF A CYLINDRICAL ELEMENT

摘要

An apparatus for treating the outer surface (3) of a cylindrical element (5), having a frame being movably and releasably connected to the cylindrical element and supporting a grinder (112). The apparatus comprising handles (111) and grinder control means (18a,b, 118a,b) arranged on a detachable support element (136). Roller bearings (21) of a material which is similar to the material of the outer surface.