The Sherline LCC 5-40 X 3/4" Socket Head Cap Screw is crafted from heat-treated alloy steel, ensuring durability and strength. It features a black oxide finish that provides a sleek appearance and resistance to corrosion. The screw is designed with an internal hex drive type and a socket head style, offering ease of installation and a secure fit. Its coarse thread type and #5 diameter make it suitable for various applications requiring reliable fastening solutions.