Nylon Locking Nut Zinc Plated M4 - 100 Pack

Nylon Locking Nut Zinc Plated M4 from Securfix is a reliable choice for the job, combining quality materials with everyday practicality. Built to perform, it's a trusted pick for trade professionals and DIY users alike. Below are the key features and specifications.

• They have a nylon insert, or collar, which is smaller than the thread diameter. As the nylon insert lock nut is tightened, the collar deforms over the mating diameter, creating friction