Jet Bit Deflection : A method of changing the inclination angle and direction of the wellbore by using the washing action of a jet nozzle at one side of the bit. (Bul D20)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}