Applicator

Applicator is a junk item in Fallout 4.

Gameplay
The applicator is a device designed by the Institute. It is similar to a yo-yo in shape, the most noticeable difference being that the groove between the two sides is cut only halfway across its circumference.

Crafting
The applicator can be broken down in to its individual components for use in crafting:

Locations
Applicators are found in various locations inside the Institute:
 * 25 in the concourse.
 * 21 in BioScience division area.
 * 18 in Robotics division area.
 * Seven in the Synth Retention Bureau.
 * Two in the FEV lab.
 * Two in the reactor.