I own Polish Marble floor ,1500p/c 16x16 1 inch ,give or take a few 700p/c nouns hollow im want fix short replace? i tested with a few pieces next to grout soup drilled holes...

i tested with a few pieces next to grout soup drilled holes about1/4 or 1/8 and filled but is a unbelievably slowly proceed, I bought a crack fix epoxy injection and is very virtuous but is very expensive.surrounded by both the sound hollow dissapear.doesn`t matter what SYSTEM I CHOOSE IM CONCERN ABOUT AFTE R POLISH TEATMENT because is the polish machine is too heavy(vibration) can produce matching or worst problem,so Do you know polish hand polish (grinder)powered mechanism? and what products is the best? Here in Puerto Rico own no company bring repair floor services like hollow,loose floor beside inject gel epoxy system( the installer remove the floor and replace) or grout repair . thanks
How can I remove wood worm at a...
Answers:    no clue... but righteous luck anyway!