Head Diameter: 8mm (max); Head Height: 2.3mm (max); Screw Length: 20mm (including the head part)
Allen Hex Drive Size: 2.5mm; Package: 80 Pcs
The flat socket cap screws feature a countersunk socket head. Typcially used in places where the surface of the parts is required to be flat and embedded in the parts.
Material: 304 Stainless Steel 18-8 that you will probably see in your house or workplace. It's used for a wide variety of home and commercial applications. Because of its slightly higher strength and wear resistance than type 316, it's also used for nuts, bolts, screws and other fasteners.