4mm Metric Lock Washers

Features:

• Chrome plated finish delivers a bright, polished appearance with enhanced corrosion resistance
• Class 12.9 alloy steel construction provides exceptional strength for high‑load applications
• Lock washer design helps maintain tension and resist loosening under vibration
• Durable construction withstands high clamping forces without deformation
• Ideal for automotive, machinery, and industrial assemblies requiring maximum strength and secure fastening