PennEngineering® Large Knob, Spring-loaded - Types PF11M and PF12M - Unified PF12M-632-1-2

The PF12M series consists of large knob, spring-loaded, self-clinching captive panel screws designed for secure attachment of thin metal panels with repeated access. These fasteners include a shoulder on the retainer to provide a positive installation stop and are compatible with 6-32 threads. The series is available in variants with knurled or unknurled metal caps and can be ordered with black or custom-colored plastic caps. The PF12M designation indicates the self-clinching mounting style, and all members share the same core mechanical design and function.