An ordinary grout saw typically does not work for wall tiles because of lug spacers that connect adjacent tiles underneath.
Tool to remove marble tile.
Strike the face of stubborn tiles to break them up for easier removal.
Unfortunately it had to be removed due to new flooring butting against the threshold.
In some cases the only way to tear out the ceramic tile is with heavy equipment such as a jackhammer or air chisel.
Fit your utility knife in a sturdy holder if you have one and run it carefully and repeatedly around the tile or tiles you plan to remove.
Use a 3 4 or 1 in.
Use a ball peen or masonry hammer and cold chisel to tap the pieces free.
Work the chisel between the tiles and the concrete hammering them up with a 2 lb.
Just a quick video on how i removed a marble threshold.
Score the grout lines between the marble tiles using a grout scoring tool or chisel.
This method takes a while but comes with a low risk of damaging the surrounding tiles.
Scrape the grout away with a utility knife.
Start at a broken tile or between tiles where the grout has loosened.
Work the chisel under the tiles forcing them loose.
Always wear safety glasses when removing ceramic tile.
You can either use a floor scraper from a standing position to pry up large sections of tile or use the flat edge of a masonry chisel to slide up under the side of individual tiles to lift them away.