lightronic m10 premium 316 stainless steel anti-theft locking nuts security hardware kit for led light bar work lights (4 lock+ 1 key) lightronic <b>product highlights </b><br> anti theft with unique 316 stainless steel keyed tool <br> 316 stainless steel rust proof <br> universal fitment for all m10 size screws <br> anti-theft lock nuts are desgined to protect your vehicles lighting and accessories from potential theft <br> each pack contains 316 stainless steel lock nuts and a high strength 316 steel keyed tool <br> these anti-theft lock nuts are desgined for universal fitment for a wide range of lighting applications including driving lights, led light bars, and work lamps with different thread sizes<br>