Enhance your fastening solutions with our Heli-Coil 4-40 Tanged Free Running Coarse Nitronic 60 Wire Thread Inserts, boasting a compact 0.168-inch size for versatile applications. Crafted from durable Nitronic 60 material, these inserts offer exceptional gall resistance and compatibility with stainless steel screws, making them ideal for demanding environments, including vacuum settings. With no need for additional coatings or plating, they ensure hassle-free installation and maintenance. Plus, their particle-free and non-magnetic design guarantees optimal performance. Trust in these inserts for reliable and efficient thread reinforcement.