100Pcs M2 X 0.4mm Nylon Insert Lock Nuts - Hex Locknuts Carbon Steel White Zinc - For Machinery & Shipbuilding

Need reliable lock nuts? This pack of 100 M2 nylon insert lock nuts is just what you need. Made from carbon steel with a white zinc finish, they resist corrosion and stay put thanks to the nylon collar inside. The hex width is 4mm, thickness is 3mm, and pitch is 0.4mm. Great for machinery, shipbuilding, DIY projects, or any application where vibration might loosen a regular nut. The elastic stop design ensures a tight, secure fit. Keep your projects sturdy with these quality lock nuts!