Hillman 3/8 Zinc-Plated Steel SAE Nylon Lock Nut 100 Pack - Self-Locking Locknuts

DURABLE MATERIALS: Constructed from high-quality alloy steel and nylon for strength and long-lasting performance. Ideal for demanding hardware applications and secure fastening needs. | SECURE LOCKING DESIGN: Features a reliable nylock nut style to prevent loosening from vibration or movement. Provides added safety and stability for your projects and assemblies. | CORROSION RESISTANT FINISH: Zinc coarse exterior finish offers excellent resistance to rust and corrosion. Suitable for both indoor and outdoor use in various environments. | VERSATILE APPLICATIONS: Compatible with a wide range of hardware nuts and lock nuts, including m12 nut and m3 lock nut sizes. Perfect for automotive, machinery, and DIY projects. | CONVENIENT PACKAGE SIZE: Includes 5 lock nuts per pack with a total package weight of 1.84 lb. Easy to store and access for quick repairs or installations when needed.