These pink coated anti loose hex flange screws are premium locking fasteners crafted with high strength steel for stable hardness and durable service life. The professional pink pre applied adhesive patch design makes these nylok locking screws feature excellent anti loosening performance perfect for vibrating equipment and long term fastening scenarios. Adopted standard hex flange structure these pink glue locking screws own precise thread design and tight fitting effect ensuring firm connection without slipping or loosening under continuous vibration. The integrated flange surface disperses pressure effectively protecting installation parts while improving assembly stability greatly enhancing overall fastening safety for daily and industrial use. Widely suitable for mechanical assembly automotive fixing electronic equipment installation and hardware connection work these anti loose flange screws adopt strict quality inspection standards to maintain consistent performance every piece. Factory direct supply with sufficient stock these nylok patch screws are the ideal choice for global hardware wholesalers and industrial buyers providing reliable anti loosening fastening solutions for various professional application scenes.