| 摘要 |
An axle nut 220 comprises a body 240 having a first end 241, a second end 242 having a face 248 adapted to bear against a surface, a longitudinal axis 246, an outer surface engagable by a tool and a threaded through-hole 250 directed substantially along the longitudinal axis 246 of the body 240. There is at least one recess 252 in the face 248 of the second end 242 of the body 240, the recess 252 being adapted to expose at least a portion of the surface the face 248 bears against. |
