MARS DIAMOND CORE BIT FOR MARBLE AND GRANITE

  • The standard speed for “MARS” VHS Vacuum brazed diamond core drill for drilling marble and porcelain is 2000-25000 r.p.m., it should be used with water.
  • To prevent wear and tear, it is advisable to drill one hole within one minute, if drilling several holes within one minute, it will bring high temperature and causes the diamond to be wear off easily.