#We.inform.you.about.drilling.and.breaking.rocks.These.are.engineering #and.construction.operations.that.include.drilling.hard.rocks.or.reinforced #concrete.using.compressors.,.drills.,.or.powder #Chemical.hydraulic.breaking.to.break.them.without.explosion.or #noise.and.it.is.used.in.leveling.mountainous.lands.and.drilling #Trenches.The.method.is.chosen.based.on.the.hardness.of.the.rock #It.is.Saudi.companies.Raqam.and.Tassaf.( Phone number appears when clicking the contact button )