HILLMAN 3/8 Steel SAE Whiz Lock Nut 100 pk
Whiz-Lock free spinning nuts have been proven to overcome vibration and a variety of other forces. The underside, or bearing surface of the fastener, has a series of spiraling serrations, or teeth, to provide a locking, reliable hold. The application of this nut is as easy as spinning it on. They simply spin on to mating thread and lock when seated per medium of toothed flange. *
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* This offer may contain time-sensitive information and offers. Please check with ACE Hardware to confirm actual price & availability.