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Onfloor Walkbehind Floor Grinders

Onfloor Walkbehind Floor Grinders
  • Multi-surface planetary concrete floor grinder, concrete floor polisher that is equipped with Onfloor’s patented triple-belt planetary technology and flexible tool plates. 

    • The 16" diameter grinder features a lightweight, high-speed motor that can effectively tackle concrete, terrazzo, and stone grinding at 200-250 sqft / hr. 
    • The 20" diameter grinder is light enough to tackle wood sanding and powerful enough to grind concrete a high efficiency. Able to reach 450-550 sqft / hr of production speed on concrete, this is the ideal machines for professional polishers.

    Diamond tooling available at: ( Metals / Hybrids / Ceramics / Resins )



        16" Diameter

        20" Diameter

        Motor/Power: 2 HP/ 120V  5 HP/ 240V
        Full Load Amperage: 16 26
        Variable RPM: 0-1,450 RPM 0-1,700 RPM
        Vacuum Port: 1.5" 1.5" / 2"
        Minimum CFM: 150 180
        Weight: 175 lbs 210 lbs
          • Ground shipping arrive within 3-7 working days
        • Fast Shipping: We will dispatch all items on same or the next business day. Our cutoff time is M-F 3:30 PM Pacific time
        • Free Returns: If your item is faulty or we have sent you something different to what you ordered, return it to us in the original packaging within 30 days and we will give you a replacement or a full refund. (Shipping cost not refunded)
        • Payment Safety: All transactions are SSL-protected and guarenteed safe
        • Your Privacy: We will never share your information with anyone.
      Diameter Part Price Quantity
      info 16" 120V Pro Grinder $6,995.00
      info 16" Adapter Plate $281.00
      info 16" Belt (set of 3) $43.00
      info 16" Dust Skirt $42.00
      info 16" Weight $161.00
      info 20" 240V Grinder $8,395.00
      info 20" Adapter Plate $293.00
      info 20" Belt (set of 3) $82.00
      info 20" Dust Skirt $52.00
      info 20" Weight $217.00
      info 16" 120V High Speed Grinder $4,595.00

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