... meet the challenge by providing wellbore position, drillbit information, directional data and real-time drilling information, as well as determining borehole ... a surface equipment. The downhole equipment, which gathers and transmits data, composes of Directional Probe, Pulser, Gamma Detector Probe and Battery ... the system: 6.8m (without Gamma)/8.8m (with Gamma) High Quality Wireless directional finder