Instead, use a mirror to shine sunlight across the face of a stone, making the lettering stand out. They may be ordered separately from the kits. Always prefer a non-invasive method on gravestones just as we do on medical tests on our own bodies . This is probably best done by professional conservators. The type of paint and the method of application requires skilled assessment to determine which products are appropriate to remove graffiti without harming the stone.
Time is of the essence.
The longer the graffiti remains on the stone the more difficult it is to remove it successfully. The stone has broken at the base. The old base is either broken itself or we can't get the stub out of the recess. How To Cast a New Base for a Stone In the early 1930's WPA workers restored many gravestone using the best-known material available, sand cement. Many stones treated with this method have subsequently broken at the point where the stone enters the surface of the cement.