Add-on Anti Theft Lock Nut Vibration Proof Fastener

Product specification:   product nameround anti-theft locking nut with spring and ballsize M12~M24materialcarbon steelfeaturehigh quality material, long reinforcement& anti-corrosion timeapplicationOutdoor public facilities against bolt loosening and sabotagepls noted: other sizecan be custome-made. anti-theft nut benefical / performance:it not only can help the power grid to solve the folloing problem,but also can save the expensive maintenace charge for the government.For more details information or loosening problems.just contact us as follow, the professional team is always with you here~   /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1