TOP TEN BORE GRINDING PROBLEMS and how to solve them
May 20, 2014#0183;#32;If your bore is small (tight) on one end or both it is likely that the ends are not seeing enough of the wheel, while the center of the bore is seeing all of it on each pass (two times during each stroke). The solution may be as simple as increasing the length of the stroke, so that it extends further into, or just beyond, one or both ends of the bore.