Heavy Duty Flange Nut Insert is built for strength and stability, designed to deliver exceptional load distribution and secure fastening in demanding applications. With a sturdy flange design, this insert resists pull-through and ensures a firm, vibration-resistant hold in thin or soft materials It provides robust, long-lasting threaded connections without the need for welding or tapping. This insert is perfect for projects that require extra durability and high-performance fastening.