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Angle-Only MWD
The Gearhart Angle-Only MWD system is a positive-pulse retrievable MWD tool that provides the driller with accurate borehole inclination measurements on a dedicated surface display system pumped up after each connection. The surface system has automatic detection and decoding. The tool uses Geo-Shot sensor package for accuracy and ruggedness.

Angle-Azimuth MWD
Gearhart's Angle-Azimuth MWD survey tool is an unmanned tool that surveys on connection and can be run by the rig crew. It is a retrievable tool that pumps up angle-azinuth on connection and uses the Geo-Shot II sensor package for guaranteed accuracy.