This globular nipple is different from oiler ball straight only in the angle of rotation of the ball connector to connect the grease gun. Compared equal mazničce There grips tip grease gun with axis oiler 45 ° angle, which provides better accessibility in some poorly accessible machine components, which connect the grease gun in a straight line is not possible. greasors is also threaded. Production of ball nipple is controlled by standards DIN 71412th