F a tile is shattered beyond saving, the clay-roof-tiles-repair process shifts toward full replacement. You will need a pry bar to gently lift the overlapping tiles above the broken one. This allows you to remove the damaged piece and any old nails. Matching the color and profile of the existing tiles is the most challenging part of clay-roof-tiles-repair, as sun exposure often fades ... https://kkroofspecialist.com.sg/clay-roof-tiles-repair/