Current Inventory for Sale

2018 Gefco 50K

Type: Drilling Rig
Make: Gefco 50 K
Model: Gefco 50K
763 Hours on Rig


It will have 340’ of 4 1/2 x 2 7/8 IF Gefco steel that will go with it


Tophead Rotary:
Hydrostatically powered tophead rotary with an infinitely controlled rotation speed of 0 to 120 RPM and a maximum torque of 70,000 in-lbs. (7,907 NM). Unit has a low torque mode, controlled from operator's station for use when spinning out in carousel. Air / fluid course is 2 11/16” (68.2 mm) dia. equipped with a floating sub to allow smooth drill pipe connecting. The stroke of the pulldown and holdback cylinder allows the head to travel 29 ft. (8.8 m) up and down the mast.

6 x 4 Truck, 550HP diesel engine, 68,000 lbs (30,845 kgs) GWVR.
35 ft (10.7 M) height above breakout table.
5,833 ft/lbs (7,909 Nm) of torque. 0-120 RPM. 2 11/16 in (68.2 mm) diameter opening through quill. 29 ft (8.8 M) of travel.
Pulldown capacity up to 25,000 lbs (11,340 kgs). Holdback capacity up to 50,000 lbs (22,680 kgs).
Standard 25,000 lbs winch over jib boom. Optional 2-part winch through crown
block rated for 50,000 lbs (22,680 kg) with 4,000 lb (1,814 kg) pipe handling through the jib boom.
Hydraulic leveling jacks; two (2) 48 in (1219 mm) stroke front jacks located behind truck cab.
Two (2) 36 in (914 mm) stroke rear jacks.
2-Stage twin screw 1,000 CFM @ 350 PSI (28.2m3min/24.1 bar). Equipped with clutch.
Retracts hydraulically to provide 18 in (457 mm) opening in frame. Sliding holding wrench to
hold pipe.
18 GPM (68 LMP) standard. 25 GPM (94LPM) pump optional.
Seven (7) gallon (26.5 L) capacity, electrically controlled. Maximum displacement 3 qts/hr
(2.8 L/hr).
Six (6) pod carousel for 4 1/2 in x 20 ft (114 mm x 6.1 M) or 3 1/2 in x 20 ft (88.9 mm x 6.1 M) drill pipe. (Pipe included).
Single pipe loader for 4 1/2 in x 20 ft (114 mm x 6.1M) or 3 1/2 in x 20 ft (88.9 mm x 6.1M) drill pipe. Hydraulically powered spinner for spinning pipe in or out.
Modified 60 in (1.5 M) pipe wrench hydraulically controlled.
Mounted on the right side of the frame. Maximum capacity of 15 pieces of 4 1/2 in x 20 ft
(114 mm x 6.1 M) drill pipe, or 18 pieces of 3 1/2 in x 20 ft (88.9 mm x 6.1 M) drill pipe, total pipe capacity.
Independent controls located opposite driller’s side for jib and winch functions.
Length: 35 ft 6 in (10.8 M). Width: 8 ft 6 in (2.6 M). Height: 13 ft 3 in (3.8 M)
Approximate weight: 56,000 lbs (25,401 kgs) Based on options.