Unifix M20x30 - Grade 4 Steel Lock Nuts DIN 936 with 2.5mm Pitch and Bright Zinc Plated Finish

Steel Lock Nuts with Bright Zinc Plated Finish: These nuts resist vibration by tightening against each other when used in pairs. Compatible with matching male threads like bolts and set screws, their hexagon shape fits standard sockets and spanners. The bright zinc-plated finish provides corrosion resistance, ensuring durability in industrial and mechanical applications.
Benefits: Resists vibration, fits standard tools, offers corrosion resistance.