If reliability, durability and professional finishes are pre-requisites for your concrete polishing equipment, then the National 92650 & 92800 grinder series will exceed your expectations. This planetary system is more than a grinder, it efficiently removes tough coatings, skillfully profiles concrete for new coatings and flawlessly polishes concrete to a mirror finish. Changing diamonds has been made simple with National’s auto-tilt head and Quick Change tooling. Compared to the competition, gone are the days of climbing on the machine utilizing body weight to force machine into diamond changing position . National’s innovative and unique head system is easy to operate, any individual can switch diamonds as well as comfortably operate the machine for hours.

 

Designed ergonomically for operator comfort, daily fatigue and sore backs are a thing of the past. The 92650 and 92800 series are environmentally friendly operating with power ranges from 230V single phase up to 460V three phase. We partnered our grinders with a 300 CFM government approved HEPA vacuum making these grinder/vacuum combination one of the safest and most efficient tandems on the market.