These 1/4-20 x 2-1/2 Phillips flat machine screws from Midwest are crafted from high-quality 18-8 stainless steel, providing excellent corrosion resistance, strength and durability for both indoor and outdoor use. Featuring a countersunk flat-head design, these screws sit flush with surfaces for a clean, professional appearance while minimizing interference in assemblies. The standard Phillips head allows for easy driving with common screwdrivers or power tools, reducing cam-out and ensuring precise, secure fastening. Engineered threads deliver consistent engagement with tapped holes or nuts, offering strong and reliable holding power over time. Ideal for precision machinery and equipment assembly, these screws ensure secure fastening with a clean finish, making them well-suited for demanding industrial environments as well as various manufacturing and maintenance applications. Midwest's stainless steel machine screws are a dependable choice for professionals seeking durability and performance in fastening solutions.