PennEngineering® Large Knob, Spring-loaded - Types PF11M and PF12M - Metric PF11M-M3-5-2-2

The PF11M series comprises spring-loaded, self-clinching captive panel screws with a large knob for easy manual access, designed to attach thin metal panels and ensure hardware remains secured during service. These fasteners install into sheets ranging from 0.4 to 3.2 mm thick and feature a threaded M3 metric bore. The series includes a retained screw to prevent loss during disassembly and is available with a black or custom-colored cap. All variants in the series provide spring-loaded actuation and a shoulder for positive installation stop.