RS PRO Plain Stainless Steel Hex Socket Countersunk Screw, Hex Socket, M4 x 20 mm

Our popular hexagon socket countersunk screws are an excellent choice when you need a fastener to sit flush or below the surface of your material. These RS Pro A4 (316) stainless steel metric thread countersunk screws are designed for light duty applications where space is limited. These fasteners are used where a strong, reliable joint is required. They ensure an attractive, quality appearance and finish wherever they are used and give you exceptional resistance to corrosion. All models are highly reliable and excellent quality.