- Dimensions1/2"-13 x 1"
- Hex Size5/16"
- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
18-8 Stainless Steel Button Head Cap Screws are used in either a tapped hole or with a nut. They have a smooth head that accepts an allen wrench. Generally used in marine or an outdoor environment.