Products 

Top Drive Saver Sub serves as a sacrificial element between the top drive and drill string.
Config: Pin x Pin, Box x Pin are most commonly seen
Dimension can be customized to suit the rig needs.
Other features like keyway slots, belled or slick design, etc.

Crossover Sub is used to crossover different connections or sizes in the drill string; or used as a sacrificial element.
Config: Box x Pin, Pin x Pin, Box x Box.
OD & ID usually as per connection size in the drill string. Length can be customized, or built to API 7-1 at 36” OAL or DS-1 at 48” OAL.
Sick or Belled(Fishneck).

Casing Sub is used to crossover drill pipe connection to casing connection for completion operation.
Box(drill tubular) x Pin(casing) is the most common configuration.
Slick or Fishneck. Pin will be hollowed out for easy handling.

Pickup Sub is used for lifting drill string components with the elevator.
Top Cap x Pin configuration.
The top cap and shank are usually made the same size as drill pipe tool joint and tube, they match the elevator size. The tool joint and connection can be different as per string/accessories need to be picked up.

Pup Joint/Drillable Pickup Sub is used for lifting drill string components with the elevator; it can also be used in downhole drilling with other downhole components.
Box x Pin are mostly seen.
Length can range up to 20 – 30ft.

Blow Down Sub is used to pump fluid into the drill string.
Hammer Union x Box, one piece design; or we can do NPT/LP box x Box, the operator can use it with a nipple joint.

Circulating Sub is used to pump fluid into drill string.
Hammer Union x Pin, one piece design; or we can do NPT/LP box x Pin, the operator it can use with the nipple joint.

Lift Nubbin is used for lifting drill string components with the handle on top.
Lift Handle x Pin or Box.
Pull-tested to ensure integrity.
Made from cast steel or milled steel billet.

Side Entry Sub is used to pump fluid into the drill string.
Box x Pin with Hammer Union on the side, integral turned from one piece, hydraulic tested at 15,000psi.

Bit Sub is used to house the float(check valve) on top of the drill bit to prevent the backflow
Box x Box configuration, the bottom box connected to the drill bit will have a float bore.
Sick or Belled (Fishneck).

Float Sub is almost the same as bit sub but with a Box x Pin configuration with the float bore adjacent to the box.

Lower Kelly Cock is located within the drill string allows for free passage of drilling fluid without pressure loss and is specifically designed for effective control of blowouts and/or mud loss control.

Inside BOP(Valve) is used to control backflow from high-pressure formations through the drill string back to the surface when joints are added. It also allows for downward fluid circulation within the drill string.

Drift is used to run through drill tubular & accessories to ensure the ID clearance and/or straightness.
Made from UHMW .