The Q520 is our top of the line semi-automatic walk behind saw. Due to the integrated clutch, the semi-automatic driving system makes cutting a breeze and vastly reduces operator fatigue. Compared to its competitor the Q450, this machine has a larger blade diameter, cutting depth, water tank capacity and mass. This saw is suitable for mid-sized road work, service work and smaller jobs that require high production rates.


  • Gasoline 13 hp, Honda GX390 Engine
  • Heavy-Duty Anti-Vibration engine mount
  • Semi automatic drive system
  • Screw boot belt tensioner prevents frame damage
  • 20” blade capacity, Down-cut blade rotation.
  • Water tank available
  • Heavy duty frame and undercarriage are 7-gauge steel to eliminate frame vibration and bending
  • Easy switch guide bar with lifting line
  • Screw boot belt tensioner prevents frame damage
  • High quality molded rubber wheels
  • Solid steel lifting handles.
  • Wide T handles with rubber grips
  • Large screw type depth control
  • Heavy duty lifting bail 24 Inch steel blade guard with welded protective segment flap
  • Turn-To-Lock throttle cable
  • 20 Inch diamond blade included

Q520 Honda 13 HP Semi-Automatic Concrete Asphalt Floor Saw

    • Model: Q520 
    • Blade Diameter: 20.0 Inch 
    • Max Cutting Depth: 7.5 Inch 
    • Driving Mode: Semi Automatic 
    • Blade Speed: 3600 Rpm 
    • Water Tank Capacity: 46 L 
    • Operation Weight: 135 KG
    • Sound pressure level: 104 db(A)
    • Gauranteed sound power level: 106 db(A)