Gear profiles are specified through standards set by the American Gear Manufacturers Association (AGMA), which provides guidelines for assessing gear quality across various types, including spur and bevel gears. These standards cover critical parameters such as tooth geometry, material properties, and manufacturing processes. Understanding these specifications is essential for ensuring compatibility and performance in gear applications. The AGMA standards help manufacturers and engineers maintain consistency and reliability in gear production. Familiarity with these specifications is crucial for anyone involved in gear design or manufacturing.