BHA Components for rental or sale
Steel and Non-Mag Stabilizers, Near Bit stabilisers
Drill Collars/Pony Drill Collars,
Heavy Weight and Conventional Drillpipe
Lower and Upper Kelly Valves.
The kelly Valves also called Drill Pipe Safety Valves offer a barrier to back flow of fluids into the drill string. The upper Kelly is used to control blowout pressures, the lower kelly valve prevents loss of drilling fluid when the kelly is disconnected.