The shank angle from the yoke can vary from "full".

In addition, proper adjustment of an opener to both the implement shank angle and field conditions can have a dramatic effect on final outcome.

Because of the stylus shank angle, stylus profilometers cannot measure up to the edge of a rising structure, causing a "shadow"or undefined area, usually much larger than what is typical for optical systems.

The goods are made of high-grade, heat-treated carbon steel and are available in a variety of models, differing in size, shank length, shank angle, bolt size and bolt hole placement.