Round Hammer Drive Screws Type U BS 4174 Electro Brassed - 4g x 3/16"

Also known as a hammer drive screw, as they are driven by using a hammer, cutting its own thread as it goes into a pre-drilled material. It has a round head, and is often used for affixing nameplates, wall signs, etc..

• It has a round head, and is often used for affixing nameplates, wall signs, etc..
• Conforms to BS4174.
• Electro brassed to give ornate finish, and resistance to corrosion.