Flat barbell bench press is the foundation of every effective chest workout. It's the perfect combination of movements allowing a maximum weight of lift in the potential range. Incline press puts more emphasis on chest upward part, while decline press makes pressure - the lower part. The flat bench puts emphasis on the upper and the lower part equally the same. It is recommended to include this exercise to your workouts.
Flat bench press:
Incline bench press:
Decline bench press: