The Sherline 1/4-20 x 1" SHCS is a robust fastener designed for secure and reliable assembly. It features an internal hex drive and a socket head style, providing ease of use and a streamlined appearance. The black oxide finish enhances its resistance to corrosion, while the heat-treated alloy steel construction ensures durability and strength. This screw is characterized by its coarse thread type and a diameter thread size of 1/4-20, making it suitable for various applications requiring sturdy fastening solutions.