Products
Drop-in check valve
Drop-in check valves prevent return flow during a kick and allowing fluid to be pumped downward to circulate the well.
Roller Kelly Bushing
Roller Kelly Bushing for Square or Hex.Kelly There are Pin driven and Square drive type. Pin drive Roller Kelly bushing: Specification 27-HDP 20-HDP 20-MDP 17-MDP square kelly 3 in-6 in 3in-6in 2½ in-5½ in 2½in -5¼in hex kelly 3 in-6 in 3in-6in 3 in-4¼in 3in -4¼in Type Heavy duty Heavy duty Middle duty Middle duty […]
Kelly
Hexagonal Kelly or Square Kelly,
