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Rotary Head and Mast Make for Fast, Easy Drilling


Components of a drilling rig like the DM650 contribute to its ability to drill deeper, bigger holes.

Components of a drilling rig like the DM650 contribute to its ability to drill deeper, bigger holes.

Possessing power to reach depth with ability to support weight of steel casing, the DRILLMAX® DM650 by Geoprobe® is engineered to handle 24-inch wells. Top head and drill mast features contributing to its ability to quietly and smoothly drill deeper, bigger holes include:

Components of a Drilling Rig

SIDE SHIFT TOP HEAD BOTH DIRECTIONS with 39 inches of total travel to work with carousel and clear path along centerline.

2-SPEED ROTARY DRIVE provides 8,000 ft-lb rotational torque and 200 rpm with 3-inch spindle thru bore.

CARRIAGE ROLLERS for quiet, smooth head travel also mean:

  • simple adjustments
  • fast and safe top head travel
  • easy service to keep rig performing like new

DUAL PIVOT JIB enables accessing both sides of the rig and includes:

  • two-speed primary winch, which swings and extends to the helper side; includes 17,500 or 12,000 lb options.
  • secondary winch, which swings and extends to the driller side; secondary winch options include 1,800 lb sandline or a 5,000 lb tool handling winch.

Contact Us

1835 Wall Street
Salina, Kansas 67401
Phone: (785) 825-1842

DRILLMAX® DM650 Walkaround

DM650 can be outfitted for air drilling or as mud drilling

DM650 Water Well Drill Rig

Outfit as down the hole drill or mud drill with the power of 28.5-foot stroke, 40,000 lb pullback, and 8,000 ft-lb torque to handle deeper wells along with weight of steel casing.

Photo Gallery


Components of a drilling rig like the DM650 contribute to its ability to drill deeper, bigger holes.
DM650 Field Photo

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