THE FORCES GENERATED WHEN DRILLING BITS ARE APPLIED VERTICALLY AND OBLIQUELY: ANALYTICAL ANALYSIS AND INFLUENCE ON NORMAL OPERATION AT ANGLES OF 15° AND 30° INCLINATION. EJGMRE [Internet]. 2026 Apr. 30 [cited 2026 May 19];2(4):74-89. Available from: https://eurekaoa.com/index.php/9/article/view/918