Socket Cap Screw: #4-40, 3/4" Length Under Head, Socket Cap Head, Hex Socket Drive, Alloy Steel, Black Oxide Finish MPN:107849

Socket cap screws are popular fastening devices with multiple advantages over traditional screws, making them a favorite of engineers and mechanics alike. The #4-40 size has a small body diameter that makes it ideal for precise applications in confined areas, while the 3/4 length under head ensures maximum grip on the component being attached. With its socket cap head, this screw can be tightened by either a hex socket drive or Allen wrench, providing flexibility in handling. Its material is made of durable alloy steel that's heat-treated to improve hardness and wear resistance, making it suitable for high-load applications. Furthermore, the black oxide finish provides added corrosion resistance, enhancing its already impressive durability. Overall, this Socket Cap Screw is a versatile and robust fastener perfect for various engineering, machining, and automotive projects where precision and strength are paramount.