- Both C. Emsco and National Oilwell designs are available.
- The pinion and gear are made of alloy steel.
- The extension and its keyway of the pinion shaft all meet API Spec.
- The master bushing is made of steel casting with API Standard square Kelly or Hexagonal Kelly as per Varco designs.
- Mechanical and electrical independent table drives can be furnished.
|Max. Opening (in)||17.5||20.5||27.5||37.5||49.5|
|Distance from table axis to center inner row of sprocket teeth (in)||44||53.25||53.25||53.25||65|
|Max. Working Torque (Ib-ft)||10,132||16,646||20,265||23,883||26,778|
|Max. Speed (RPM)||300||300||300||300||300|