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multi-purpose dry and wet/dry floor surfacing machines
Quarry Master
The multi-purpose machine is designed for surfacing concrete floors, restoring or preparing wood decks and hardwood floors. Unique belt drive, three-head system is designed for smooth operation with superior results. Counter-rotating head makes this machine easy to operate and control with no sliding.

The 1760 RPM models are recommended for concrete or wood and the 3450 RPM for polishing concrete. Equipped with 6" transport wheels, vacumm port for use with the 1012DOF dry vacuum and bottom dust skirt that contains dust during operation.

features:
  • Flexible Dual Triggers
    Left or right hand operation, non-conductive with built-in saftey lock-out to prevent accidental startup.

  • Heavy Duty Switch
    Set in die cast aluminum switch box. Won't chip or rust.

  • Handle and Frame
    Constructed of heavy-duty steel for strength and durability. The handle has a quick disconnect for transport.

  • Outer Bowl Assembly
    Made of spun steel with lift handles, vacuum ports and inner bowl of cast aluminum.
  • Heavy Duty Power Cord
    Three wire grounded with water resistant jacket. The 16" machine is equipped with a 30 ft 12/3 power cord. The 20" is equipped with a 50 ft 12/3 with a 20 AMP twist lock plug power cord.

  • Heavy Duty Motor
    Dual capacitors, the 16" is equipped with 1.5 HP motor, and 20" with a 3 HP motor.

  • Adjustable Bottom Dust Skirt
    Provides dust containment during operation.

  • Solution Tank
    4 gallon, dispenses liquid for diamond cutting on wet machines only.
Specifications MTHC-16 LR MTHC-16 HR MTHC-20J STDMTHC-16E DLXMTHC-20J DLX
Order No. 464317 457795 499579 493449 496634
Bowl Size 16" 16" 20" 16" 20"
Motor 1.5 HP 1.5 HP 3 HP 1.5 HP 3 HP
Voltage 120 120 208/230 120 208/230
Current 12.5 AMPS 15 AMPS 14 AMPS 12.5 AMPS 14 AMPS
Type Dry Dry Dry Wet Wet
Motor Speed 1760 RPM 3450 RPM 3450 RPM 3450 RPM 3450 RPM
Transport Wheels 6" 6" 6" 6" 6"
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