
marble tile grading machines - SFINANCE
marble tile grading machines. Jan 01 2014 · Even a small chip will effectively reduce the value of a machinemade marble by more than half Collectors tend to be more forgiving of damage to a handmade marble perhaps because handmade marbles are more difficult to find Some collectors use a 10x loupe to look for damage when grading marble . Chat Online. marble tile making machine marble tile
Read more