PEM PreTect™ thread masking plugs reduce labor and protect threads from paint and powder coating processes. PreTect™ masking is available for self-clinching nuts and standoffs in a variety of thread sizes and materials.
(1) Thru-hole type standoffs and nuts have a polyimide patch on the side opposite of the plug to protect threads during coating or painting. The area
under the polyimide patch will not get coated or painted.
(2) Temperature maximum: 482˚F / 250˚C.