Abstract: A shield apparatus for a blowgun is provided. The shield apparatus includes a dome portion and a lip portion. The dome portion defines a central axis. The dome portion includes an inner raised section, an outer peripheral section, and an intermediate section extending between the inner raised section and the outer peripheral section. The inner raised section defines a hole along the central axis. The lip portion extends from the outer peripheral section of the dome portion in a direction of the central axis. A portion of a blowpipe of the blowgun is inserted through the hole of the dome portion for mounting the shield apparatus on the blowgun.

Abstract: In one aspect of the present disclosure, a method for installing a keylock insert into a tapped hole of a structure is disclosed. The keylock insert having a first end, a second end, internal threads, external threads, and a plurality of pins extending away from the first surface along an axis of the keylock insert. The method comprises positioning the second end of the keylock insert parallel to a mounting surface of the structure and the avis of the keylock insert being oriented along an axis of the tapped hole. The method further comprises fastening the keylock insert into the tapped hole, such that threads of the tapped hole being mated with the external threads of the keylock insert, and securing the key lock insert within the tapped hole by a fastening system, the fastening system deforming and compressing the plurality pins of the keylock insert between the tapped hole and the external threads of the keylock insert.