M4 x 25mm socket head screws are a useful longer metric fastener for 3D printed parts, CNC accessories, brackets, spacers, fixtures, panels, and general maker projects. This 25-pack is a convenient size to keep on hand when you need M4 hardware for printed assemblies, shop fixtures, or machine accessories without buying a large bulk assortment. Size: M4 x 25mm Head style: Socket head cap screw Drive: Hex socket / Allen Available finishes: Black or silver Quantity: 25 screws Great for 3D printed brackets, enclosure panels, machine accessories, mounting plates, spacers, jigs, fixtures, and other metric hardware projects. Tip: Pair with matching M4 nuts, washers, or threaded inserts when your project needs a stronger reusable connection.