Shoulder Fixtures have a small ledge where the fat part of the sample rests on. The sample is pulled through the other side. Shoulder grips are a great solution for any sort of cylindrical samples that may cause trouble for vise or wedge grips. For more info on these types of tensile grips, please visit:
https://www.universalgripco.com/#!shoulder-grips/a0vg3
Post time: Aug-21-2017