- Instruments and charts available in 0-7º, 8º, 14º, and 16º values
- Go-Devil available in 1-5/16 and 1-5/8-inch outer diameter
- Variety of Go-Devil assemblies available for various methods of running the tool, including free-dropping, sand-lines, and core barrel adapters
- Standard unit operates in wellbores up to 350º F ( 93º C )
- Hot Well unit operates in wellbores up to 500º F ( 260º C )
- Easy to operate — any member of the crew can read measurement data.
- Completely mechanical system — requires no liquid or electrical equipment.
- Reliable, accurate measurement — helps prevent costly deviations from the vertical path.