Enhance the strength and efficiency of your machinery with this Fillister Head Machine Screw. Crafted from durable stainless steel with a sleek black oxide finish, it ensures long-lasting performance even in demanding environments. The Phillips drive type and ASME B18.6.3 specification guarantee easy installation and secure fastening. With a thread size of 4-40 and a length of .1875 inches, it's versatile for various applications. Rest assured of its quality and environmental compliance with RoHS certification. Upgrade your equipment with this reliable and precision-engineered screw.