A flat head cap screw is a threaded fastener with a head that is tapered on the bottom and flat on the top. Cap screws are designed to be used with a countersunk hole that matches the taper of the head and sits flush on the mating surface
A flat head cap screw is a threaded fastener with a head that is tapered on the bottom and flat on the top. Cap screws are designed to be used with a countersunk hole that matches the taper of the head and sits flush on the mating surface