Product Details
The B4-40 x 1-1/4" machine screw features a pan head design with a Phillips drive, made from steel with a zinc CR+3 finish. This package includes 100 screws, identified by BBI 587087. Machine screws are specifically engineered to fit through a pre-tapped hole or nut, forming a mating thread. Pan head screws are versatile and can be substituted for round, truss, or binding head screws in most applications.








