There are elements with one and with 3 fences, with fences of 30 and of 50 mm height and with a distance of 19 and of 25 mm from middle fence to middle fence. The free space between 2 fences is 15 and 21 mm. The elements can be fixed either by doublesided foam tape or by screws. The long fences keep the pliers perpendicular, the shorts just align the pliers.
Slicer parameters:
perimeters: 3
infill: 25%
brim: yes (at least for the smaller elements)
filament: PLA or PETG
The author marked this model as their own original creation.