M4 Self-Tightening Hex Nut – Steel with Nylon Insert
The M4 Hex Nut Self-Tightening Lock Nut is a durable fastener designed for secure connections. Built from high-quality metal steel, it comes with a nylon insert that prevents loosening due to vibration or movement, ensuring a strong and stable fit.
This lock nut is suitable for M4 Philips screws and is ideal for use in CNC machines, 3D printers, furniture assembly, and DIY projects. Its self-locking feature guarantees a reliable, no-slip connection in both industrial and household applications.
📦 Package Includes:
1 × M4 Hex Lock Nut